Firms To Watch: Intellectual property: PRC firms

Beijing Gaowo Law Firm is a specialist IP practice that routinely advises on both the contentious and non-contentious issues aspects of patents, copyrights and trade marks.
Boutique law practice Borsam IP is sought out for both contentious and non-contentious IP work, such as the prosecution of patent and trade mark applications, as well as the preparation of copyright and computer software registrations.
Led by founding partner Weiping Xiao and managing partner Yafei Luo, Harvesting Law Firm (Guangzhou City)‘s IP protection practice is experienced in trade mark, patent, copyright infringement and unfair competition litigation.
IP specialist firm HFG Law Firm & IP Practice has a broad IP offering, and houses highly regarded specialists in trade marks, copyright and patents.
Established in 2014, Lung Tin International Patent & Trademark Agent has expanded its IP practice from patent invalidation and litigation work to cover trade mark, copyright and trade secrets litigation, as well as IP-related unfair competition matters.
Founded in 2018, Shenzhen-incorporated Purplevine IP Group's full-service patent practice covers global prosecution matters, advisory work, investments and transactions, along with licensing, enforcement and dispute resolution.
With an impressive network of PRC branches, Shanghai Beshining Law Office acts for a number of well-known Chinese brands on significant trade mark and patent matters.

Firms in the Spotlight Intellectual property: PRC firms

Chang Tsi & Partners

Chang Tsi & Partners logo

The firm: Since 2002, Chang Tsi & Partners has been guiding multinational companies with its expertise in Chinese law and business. Headquartered in Beijing, with branches in the finance capital Shanghai, the trade capital Guangzhou, Hong Kong, and two liaison partners in the US, it has 260+ employees.

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Intellectual property: PRC firms in China

Advance China IP Law Office

Full-service Advance China IP Law Office can boast over 1,000 IP professionals, who operate from offices in Beijing, Shanghai, Guangzhou and Shenzhen, as well as six other branch offices in major Chinese cities. Clients also benefit from the firm's US representative Silicon Valley office. Acting for clients from all over the world on their IP portfolios, the team is experienced in protecting technologies, brands, copyrights and domain names, its expertise covering pre-filing strategy, filing and prosecuting patent and trade mark applications, and enforcement and litigation work. Patent expert Chong He and trade mark specialist Lucy Zheng co-head the team.

Practice head(s):

Chong He; Lucy Zheng

Other key lawyers:

Wenwen Wang; Honghu Mao; Yan Li; Huguang Luo; Huaiyu Jing


The entire team is extremely helpful, proactive, accurate, friendly and responsive. Clients rarely see this sort of quality in any country.

Prompt responses with pragmatic and sound advice on China patent practice, and always available to discuss and address concerns.

Unique for its provision of customised services – very effective help.

Meticulous analysis and very accurate advice. The quality of service provided is very good, and the reports provided are well organised, and able to solve clients’ problems.

Chong He is outstanding in all respects.

Chong He is always available to listen to clients’ needs and requirements, and does his best to provide an appropriate solution – a standout individual.

Key clients



Assa Abloy Entrance Systems

Contemporary Amperex Technology Co

Chinese Academy Of Science




Jabil Circuit


Work highlights

  • Acted for Beijing Xiaojukeji in successfully invalidating an opponent’s patent.
  • Acted for NETGEAR (Beijing) Networking Technology Co in invalidating an opponent’s patent.
  • Acted for Shiseido Americas Corporation in successfully invalidating a trade mark.

AFD China Intellectual Property Law Office

AFD China Intellectual Property Law Office is particularly experienced in relation to patents, trade marks, trade secrets, copyright and domain names. Typical work ranges from filings, prosecution and portfolio management matters, to enforcement, dispute resolution and litigation. Highly active in the IP industry, 'standout practitioner' and patent and trade mark specialist Xia Zheng acts as both director of the All-China Patent Attorneys Association and the Beijing Patent Attorneys Association. Hong Long is experienced in domestic patent matters, including prosecution, invalidations, administrative litigation, and advisory work; and Jingjing Wu is the firm’s trade mark and legal department management officer.

Other key lawyers:

Xia Zheng; Hong Long; Jingjing Wu


‘AFD uniquely provides a full-service spectrum covering all types of IP matters, including (but not limited to) patents, trade marks and litigation. It provides excellent advice, going above and beyond with a very high quality of service, and at a very reasonable cost.’

‘Hardworking and excellent.’

‘Xia Zheng is a standout practitioner – she leads the group exceptionally well.’

‘Xia Zheng has very systematic and effective team management expertise so that as clients, the quality of the advice we get from any AFD lawyers or agents is very high, and the responses are very prompt and timely.’

‘Xia Zheng is exceptionally good.’

Key clients

Lincoln Global


Coca Cola

Meta Platforms






BOE Technology

Work highlights

  • Representing Cummins Emission Solutions in litigation against the China National Intellectual Property Administration (CNIPA), eventually securing the domestic priority of a patent in China.
  • Represented Guy Shaked Investments in administrative proceedings involving two parallel invalidation procedures.
  • Filed a retrial request with the Supreme People’s Court (SPC), persuading the SPC to accept such request by citing sufficient new evidence to reverse previous judgments.

AllBright Law Offices

Acting at both domestic and cross-border levels, AllBright Law Offices‘ IP practice predominantly focuses on patents, unfair competition, trade marks, copyright matters and new plant varieties. Particularly focused on technology-related patents, IP department founder Minxuan Liu is also the deputy chair of the Shanghai Bar Association’s IP Committee. Other key practitioners at senior partner level are Hua Ding, whose experience includes acting in the Supreme People’s Court and local courts in patent, trade mark, copyright, unfair competition and anti- monopoly cases; and Lily Zhou, whose IP clients include global brands, and foreign and Fortune Global 500 businesses.

Practice head(s):

Minxuan Liu

Other key lawyers:

Hua Ding; Lily Zhou; Baoxin Qi

Key clients

Aojie Technology Co

Samsung Electronics

Brother Industry Co

Huawei Technology Co


Juneyao Airlines

Leetcode technology Co

Louis Vuitton Moet Hennessy, Guerlian

Nike Innovate

Deere & Company

Yibin Wuliangye Ecological Brewing Co

Chongqing Huitu Trading Co

Chongqing New Century Department Store Chain Operation Co

An, Tian, Zhang & Partners

'Always focused on great client service', An, Tian, Zhang & Partners predominantly acts for overseas law firms and companies. The IP group's recent contentious experience comprises civil litigation over trade marks, patents, copyright and domain names throughout China. It is also active in trade mark filings, oppositions, invalidations and cancellations, as well as non-contentious patent work for Japanese clients. The practice is led by 'outstanding lawyer' David Tian, an IP litigation and enforcement specialist. Further support is provided by life sciences and chemical sector expert, Young Guo, who leads the firm's complex patent analysis work, and the 'terrific' Ruifeng Li.

Practice head(s):

David Tian

Other key lawyers:

Young Guo; Ruifeng Li; Paul Lei


‘A solid IP team that is specialised in patent litigation for any sector.’

‘The ATZP practice has always focused on great client service.’

‘Continuity in PRC firms is very important, and the partners at ATZP have grown up with the firm – clients know they will stick with the firm and its culture.’

‘ATZP offers a comprehensive IP service that is reliable and trustworthy.’

Highly professional team members and competitive quotes.

‘David Tian is an outstanding lawyer, with the ability to deliver simple and clear advice for international clients that are not familiar with the Chinese landscape.’

‘David Tian – deep understanding of law, especially counterfeiting, and fast answers.’

‘Ruifeng Li has been terrific at picking up new technologies quickly, giving clients confidence in his advice and strategy.’

Key clients

Syngenta Participations

Sysmex Corporation

Jones & Co

Totalenergies SE

Pernod Ricard Group

Mazda Motor Corporation

Aoyama & Partners


AMI Paris

Gilead Sciences


Work highlights

  • Successfully represented Stafford Miller (Ireland) Co in an infringement and unfair competition litigation against Guangzhou Shu Chi Da Fine Chemical Co.
  • Successfully represented Syngenta Participations in a trade mark infringement and unfair competition case against Qingdao Syngenta Biotechnology Co.
  • Successfully represented Arnold & Richter Cine Technik GmbH & Co Betriebs KG in a trade mark infringement lawsuit against Beijing Yi Fan Film & TV Equipment Co.

AnJie Broad Law Firm

In addition to its Beijing and Shanghai offices, AnJie Broad Law Firm has branches in Shenzhen, Haikou, Nanjing, Xiamen and Hong Kong, which facilitate extensive coverage of Greater China’s largest commercial markets. Fielding an impressive team of experienced IP, litigation, and transactional lawyers, the group is able to assist global brands, and major hi-tech and internet companies with identifying, securing, enforcing and defending their IP rights. Nick Liu‘s experience includes numerous high-profile patent litigation cases; Zhixing Chen‘s career includes serving as a judge in the Beijing Intellectual Property Court for eight years; and Hao Shen is a civil and administrative disputes expert. Notable growth for the practice includes the recruitment in late of David Wang and Albert Tsui as joint IP department heads (alongside Liu and Chen) from Jincheng Tongda & Neal and Grandall Law Firm, respectively.

Practice head(s):

Nick Liu; Zhixing Chen; David Wang; Albert Tsui

Other key lawyers:

Hao Shen

Key clients

Sharp Corporation

Nanjing Sanhome Pharmaceutical Co

Rechsand Science & Technology Group

Beijing Huanqiu Meiyu Advertising Co


Cambrios Film Solutions (Xiamen) Corporation


Beijing Sttuntech Co

Qihoo 360 Technology Co

Autel Robotics USA

Zhangjiakou Zhiquxue Technology Co

Drone Racing League

Work highlights

  • Representing SHARP against OPPO in a SEP case before Shenzhen Intermediate People’s Court.
  • Represented Sanhome in a pharmaceutical patent invalidation case before the Supreme People’s Court of China.
  • Successfully represented Rechsand in a patent infringement case.

CCPIT Patent and Trademark Law Office

One of the largest full-service IP law firms in China, Beijing-headquartered CCPIT Patent and Trademark Law Office operates branch offices from Hong Kong, Guangzhou, Shanghai and Shenzhen, as well as in New York, Silicon Valley, Tokyo and Madrid. The practice provides advisory, prosecution, mediation, enforcement and litigation services, in relation to patents, trade marks, copyright, domain names and trade secrets, along with IP-related unfair competition matters. With sector specialisms covering chemical engineering, pharmaceuticals and agrochemicals, firm president Chuanhong Long focuses on patent-related prosecutions, invalidations, enforcements and licensing. Providing key support is Zhongqi Zhou, who regularly represents foreign and domestic chemical and pharmaceutical companies in patent prosecution and litigation. Zhou also has extensive knowledge of US IP laws and practice. The second line of practitioners features patent prosecution expert Jianzhong Kang and Gang Hu, a general director of the firm's litigation division. Huiqing Wang and Bo Li are experienced associates.

Other key lawyers:

Chuanhong Long; Zhongqi Zhou; Jianzhong Kang; Gang Hu; Huiqing Wang; Bo Li

Work highlights

  • Represented patentee Mitsubishi in a series of patent invalidation cases.
  • Represented patentee Xylene in a series of invalidation cases.
  • Represented Grundfos in a series of trade mark litigation cases.

Chang Tsi & Partners

Delivering ‘an exceptional work product every time‘, Chang Tsi & Partners is ‘a go-to firm in China‘ for the enforcement and protection of IP rights, including copyrights, patents and domain names. The firm also has a robust trade mark practice that handles trade mark oppositions, disputes and cancellation proceedings, as well as trade mark-related agreements such as trade mark assignments and licenses. Managing partner Simon Tsi is a highly rated litigator; and the track record of ‘energetic and effective leader‘ Spring Chang includes acting for global companies from the electronics, consumer, pharmaceutical and food and beverage sectors. Also integral to the practice are trade mark specialist Tracy Shen, IP litigators Michael Fu and Michael Wu, and Nancy Qu, who specialises in the prosecution and enforcement of IP rights. The broad practices of Litian Xu and Yan Gao also cover IP matters, while Shenzhen office director David Lee focuses on anti-infringement actions.

Practice head(s):

Simon Tsi; Spring Chang; David Lee; Litian Xu; Tracy Shen; Michael Fu; Yan Gao; Nancy Qu; Michael Wu


‘Chang Tsi is easily the best firm around. The lawyers are smart, business minded and always able to anticipate clients’ needs – a go-to firm in China.’

‘Absolutely terrific – savvy, communicative, organised, and delivers an exceptional work product every time.’

‘The trade mark team is very knowledgeable and has wide experience, from trade mark applications to litigation. It provides the one-stop service that clients need.’

‘A very responsible team for any IP matter.’

‘Spring Chang and Simon Tsi have built an amazingly strong and experienced operation in mainland China and elsewhere. In addition to trade mark prosecution and IP enforcement, clients turn to the firm regularly for IP due diligence, IP licensing and employee-inventor remuneration guidance.’

‘Spring Chang is an energetic and effective leader who creates a working environment in which her teams can develop and produce winning results.’

‘Spring Chang is highly valued for her advice.’

‘Spring Chang is very responsible and diligent.’

China Patent Agent (H.K.) Ltd.

In addition to its main Hong Kong office, China Patent Agent (H.K.) Ltd. has offices in Beijing, Shenzhen, Shanghai, New York, Tokyo and Munich. 'Strongly recommended for its high-calibre service and value for money', the firm's IP practice has expertise in IP-related prosecutions, litigation, licensing, assignments and advisory issues, in relation to patents, trade marks, copyright, domain names, and unfair competition. 'Definitely the lawyer to be recommended in China for patent invalidation and infringement cases', Yanfeng Xiong is a widely respected IP law practitioner; Ke Ke handles chemical and biology-related patent prosecutions, invalidations and disputes (particularly patent administrative litigation); Bruce Tang is an electronics, telecoms and mechanics specialist; and Richard Xiao Li is on hand for both  contentious and non-contentious matters. Alongside Xiong, Yuhe Wu and Jingchao Wang jointly lead the IP practice from Hong Kong, where Peng Liu acts in patent litigation and invalidation actions.

Practice head(s):

Yuhe Wu; Jingchao Wang; Yanfeng Xiong

Other key lawyers:

Ke Ke; Bruce Tang; Bruce Tang; Richard Li; Peng Liu


CPA has an excellent team for complex invalidation matters – strongly recommended for its high-calibre service and value for money.’

‘Yanfeng Xiong is definitely the lawyer to be recommended in China for patent invalidation and infringement cases. He is very responsive and always there for clients’ enquiries.

‘Yanfeng Xiong is one of the top lawyers in China, in relation to mastering the art of presenting cases to CNIPA and the subsequent court proceedings; and he can quickly identify the key issues within intricately intertwined facts.’

‘Yanfeng Xiong is very good at using analogies and other tools to help the PRB panel or court judges better understand the technologies involved. He is also a keen observer during hearings, and can quickly calibrate his presentation strategies accordingly.’

Work highlights

  • Successfully acted for Darwin Technology International in a patent contributory infringement lawsuit at Beijing High People’s Court.
  • Represented Janssen Pharmaceutical in its defence of a patent invalidation matter.
  • Successfully acted for Medtronic in reversing an invalidation decision issued by the CNIPA.

Co-effort Law Firm LLP

Co-effort Law Firm LLP's IP practice covers patent registrations, along with trade mark registrations and IP-related disputes. The experience of IP specialist and practice leader You Minjian includes both headline copyright and trade mark infringement cases, while fellow partner Fu Gang regularly acts for internet companies on IP matters.

Practice head(s):

You Minjian

Other key lawyers:

Fu Gang

Commerce & Finance Law Offices

Commerce & Finance Law Offices is regularly mandated for complex IP disputes. Mingtao Chen, whose experience includes major IP litigation involving copyright, trade marks, patents and unfair competition, heads the firm's IP practice, alongside film and television copyright expert Jing Chen; and experienced dispute resolution practitioners Hongji Li and Qiang Cui.

Practice head(s):

Mingtao Chen; Jing Chen; Hongji Li; Qiang Cui

Key clients

Beijing Baidu Technology Co

Sichuan Lanjian Yinghuashan Natural Mineral Water Co

Canaan Creative Co

Tower Energy Co

360 Security Technology Co

Eastern Pioneer Driving School Co

Teddy Mobile Technology

Work highlights

  • Represented 360 Security Technology in a trade secret case against Jiangsu Bainianmeng New Energy Technology.
  • Acted in a patent design infringement dispute.
  • Acted for Beijing Baidu Technology Co in an IP infringement matter.

DaHui Lawyers

In addition to assisting DaHui Lawyers' corporate and dispute resolution clients with IP issues, the firm's standalone IP practice is active in matters concerning media, entertainment, TMT, pharmaceuticals and life sciences. The extensive experience of team leader Joy Wang includes disputes over patents, copyrights, trade marks, and unfair competition claims.

Practice head(s):

Joy Wang

Other key lawyers:

Xing Wan

DeHeng Law Offices

One of its core businesses, DeHeng Law Offices‘ IP practice assists with a broad array of IP enforcement and cross-practice matters, in relation to patents, trade marks, copyright and unfair competition. The team’s workload also extends to domain name disputes and the protection of layout designs of integrated circuits. In recent highlights, it acted for HM Power (Guangdong) Co in an invention patent infringement dispute. The group is headed by Mingjun Luo, whose practice includes IP infringement investigations, while Jun Cui‘s track record includes thousands of litigations and non-contentious matters for governments, research institutes and public-private enterprises.

Practice head(s):

Mingjun Luo

Other key lawyers:

Jun Cui; Menglong Li

Key clients


Chinese Academy of Sciences

Shenzhen Tencent Computer System Co

China Mobile Communications Corporation

Louis Vuitton Malletier

GuangDong OPPO Mobile Telecommunications Co


Shenzhen Xunlei Co

Shenzhen uCloudlink Network Technology Co

Beijing Baidu Netcom Science Technology Co

Shenzhen Purcotton

Sany Heavy Industry Co


COFCO Corporation

Yibin Wu Liang Ye


Beijing Redstar Wine

Nongfu Spring

Higher Education Press

Jenny Bakery Company

Hunan Broadcasting System

The Institute of Microbiology of the Chinese Academy of Sciences

The Second Institute of China Aerospace Science and Technology Corporation

China Agricultural University

Dalian University of Technology

Kweichow Moutai Group

FocalTech Systems Co

Wingtech Technology Co

Shenzhen United BlueOcean Technology Development Co

ChangYuan Technology Group .


Autel Intelligent Technology Corp

Shenzhen Di Da Water Engineering

Shenzhen Beike Bio-technology Co

Shenzhen Senior Technology Material Co

Spreadtrum Communications (Shanghai) Co

Orient Energy Technologies Co

Shenzhen Hui Linda Technology Co

Siglent Technologies Co

TP-Link Technologies Co

Work highlights

  • Represented Yinger Fashion Group in first and second instance proceedings, which concerned copyright infringement and plagiarism issues.
  • Assisting Beijing Baidu Netcom Science Technology Co with its application for a retrial, in relation to a large personal cloud storage service provider.
  • Represented HM Power (Guangdong) Co in an invention patent infringement dispute.

Dentons China

A major practice area for the firm, Dentons China's 'stable, responsive and efficient' IP group acts in both patent and trade mark prosecution matters, while its 'professional ability and service awareness leave a deep impression on clients'. In recent highlights, the team acted for SPC Investment Co in a series of cases involving trade mark squatting. Heading up the department, Mingyue Dun's track record  includes pursuing IP counterfeiters through raid actions to stop infringement; and the practice of fellow senior partner Feng Liu includes designing IP protection programmes. Other notable IP practitioners are Yuzhou Yang and Wallace Li.

Practice head(s):

Mingyue Dun

Other key lawyers:

Feng Liu; Yuzhou Yang; Wallace Li


‘The team is stable, responsive and efficient.

‘The team’s professional ability and service awareness leave a deep impression on clients.’

‘The team has rich experience in patents and there is a lot of flexibility in terms of innovative ideas for cases. The overall service attitude and professionalism of the team are excellent.’

‘Yuzhou Yang’s professionalism and serious attitude have won the unanimous approval of clients’ legal departments.’

Key clients

Xiaomi Communication Technology Co

Xiaomi Technology Co

Jiuli Group

Zhejiang Jiuli Special Materials Technology

Unilever China Co

Mobitech Autoparts Co

Foreo (Shanghai) Trading Co

Shanghai Junzheng Network Technology Co

Kone Konecranes (Shanghai) Co

Osmo (Shanghai) Brand Management Co

Actions Technology

Emerson Electric Co

Anhui Xinneng Electric Technology Co

Airwair International

Kimberly-Clark (China) Co

Coach IP Holdings

Glencairn IP Holding Company

Sanner Pharmaceutical & Medical Packaging Material (Kunshan) Co

Shanghai Junshi Biosciences

Rigol Technology

Hirschvogel Automotive Components (Pinghu) Co

Action Communication Technology Co

Xi’an Novastar Technology

Zhejiang Hisoar Pharmaceutical

Qinghai Qidi Qingyuan New Materials Co

Kampf Technology (Changzhou) Co

Shanghai Beibian Technology Co

Shanghai Da Tong Da Brand Management Co

Markor International Home Furnishings Co

Norma (Shanghai) Investment Consulting Co

Shanghai Research Institute of Building Sciences Group Co

Shanghai Aizhong Biotechnology Co

Kunshan Tengfei Underwear Technology Co

Bright Power Semiconductor Co

American International Assurance Co


Eaton Electric Group

Galaxy Media

Tsuburaya Productions Co


EVAPCO Equipment Co

Shanghai United Imaging Healthcare Co


Ningmeng Film and Television Media Co

Work highlights

  • Represented Unilever Service (Hefei) Co in a lawsuit against Chengdu Yisiyun Trading Co (and others) for unauthorised use of packaging (among others)
  • Represented Shanghai Junzheng Network Technology Co in an IP-related unfair competition lawsuit against Beijing Teddy Bear Mobile Technology Co.
  • Assisted SPC Investment Co with a series of cases involving trade mark squatting.

East & Concord Partners

Comprising over 30 lawyers and patent agents, East & Concord Partners' IP practice has a strong track record in both contentious and non-contentious copyright and patent rights work. On the trade mark side, the department assists with brand protection strategies. The team is co-led from Beijing by Bing Guan and Song Zhang.

Practice head(s):

Bing Guan; Song Zhang

Other key lawyers:

Charles Feng; Bin Yang; Gang Guan; Jianhua Gong

Key clients

Ricoh (China) Investment Co

Beijing Capital Agribusiness & Foods Group

China Photo Agency Co

Huaxia Bank Credit Card Centre

Panasonic R&D Centre Suzhou Co

China Film Huateng

Shandong Hengzhen Education Technology Co

Matrix Design Co

Dongyang Xing Cheng Mahogany Furniture Co

Fangda Partners

Fangda Partners‘ appellate litigation and advocacy practice is known for successfully arguing cases before the provincial high courts and the PRC Supreme Court. In non-contentious matters, the team advises on transactions involving procurements and acquisitions, along with assignments and licensing concerning technology, brands, patents and copyrights. Representative deals range from franchising, distribution and outsourcing to joint ventures, M&A, strategic alliances, and technology research and development. Key figures include IP litigation specialist James Hu, patent litigator Alexandra Yang , and Fang Qi, whose track record covers patent, trade secret, trade mark, copyright and antitrust disputes. Other experienced partners include experienced litigator Dixon Zhang, as well as Hans She, Claudia Yun, Tian Tian, Devan Shao, Giant Hu and Richard Lin. At next generation partner level, Tingting Liao‘s practice covers patent litigation and invalidations, while Lin Qin and Zheng Gou are active counsels. In May 2022, former partner Gordon Gao joined King & Wood Mallesons.

Practice head(s):

James Hu; Alexandra Yang

Other key lawyers:

Alexandra Yang; Fang Qi; Dixon Zhang; Hans She; Claudia Yun; Tian Tian; Devan Shao; Giant Hu; Richard Lin; Tingting Liao; Muran Sun; Zheng Gou; Lin Qin; Qian Guan

Key clients




Meta (Facebook)
















Ant Group

Ralph Lauren Corporation

Work highlights

  • Representing Oppo in its standard essential patent and FRAND litigation against Nokia.
  • Representing Apple in several rounds of proceedings against Zhizhen, in relation to  the iRobot patent.
  • Represented Tsuburaya in strategising, filing and handling copyright litigation.

FenXun Partners

Appreciated for its great deal of experience‘, FenXun Partners‘ IP practice houses specialists in the management, protection and optimisation of the IP rights in China of global companies and brands. Benefiting from its joint operation with international law firm Baker McKenzie, the IP team has notable expertise in disputes and litigation involving trade marks, patents, copyright, trade secrets, domain names and unfair competition. The group is co-led by Beijing-based IP specialist Aggie Liu and China patent team head Binxin Li in Shanghai. Zheng Zhou focuses on IP-related litigation, while Yun Chen, Yilan Yang and Lu Zhang are experienced associates.

Practice head(s):

Aggie Liu; Binxin Li

Other key lawyers:

Zheng Zhou; Yun Chen; Yilan Yang; Lu Zhang; Guangzhen Shang; Muzi Xuan


Appreciated for its great deal of experience in trade mark issues.

Has a deep understanding of the law, but at the same time provides practical and constructive options in a timely manner.

Understands the business goals of clients, as well as the likely options available to adverse parties. This facilitates communication and alignment on strategy.

Key clients

Novartis International


Ralph Lauren

Work highlights

  • Represented Novartis in a patent infringement lawsuit.
  • Acted for Starbucks (and a third-party company under Starbucks’ instructions) in trade mark-related administrative litigation.
  • Representing Ralph Lauren in a trade mark infringement/anti-unfair competition case against an infringer.

Ferrante Intellectual Property

IP firm Ferrante Intellectual Property advises on all aspects of IP rights, consumer protection and e-commerce. James Wang regularly assists international brands with their IP rights in China, and Felice Meli is anti-counterfeiting head. Mandy Chen is an experienced associate, while Michele Ferrante acts as managing partner from Hong Kong.

Practice head(s):

Michele Ferrante; James Wang; Felice Meli; Mandy Chen

Other key lawyers:

Elena Shakhmatova; Jacqueline Chen; Neville Wang


‘Quick responses, proactive and at a reasonable price.’

‘Responsiveness, substantial analysis, and frequent suggestions to preserve clients’ rights.’

‘A great IP team that is responsive and creative.’

‘Michele Ferrante is an expert in the field and a hugely energetic professional.’

Work highlights

  • Represented Luigi Lavazza (owner of Italian coffee brand Lavazza) in a lawsuit that concerned a trade mark non-use cancellation action.
  • Represented Sandro Andy (owner of French fashion brand SANDRO) in a lawsuit, which arose from a trade mark invalidation action.
  • Represented Consorzio Vero Cuoio Italiano (a consortium of companies engaged in leather products in Italy) in a lawsuit that arose from the review of a trade mark application.

GEN Law Firm

GEN Law Firm fields experts in both IP litigation and transactions. The team's disputes experience covers semiconductor, wireless, biopharmaceutical and medical device patents, as well as bad faith trade marks, cross-border trade secret issues and patent invalidation work. The names to note are He Jing, Steve Zhao and Jerry Xia.

Practice head(s):

He Jing; Steve Zhao; Jerry Xia

Other key lawyers:

Kevin Han; Lily Dong; Pei Lyu


GEN Law team has very strong legal capabilities, with a great track record and insights into the most challenging matters.

GEN Law does not just take instructions, it relentlessly looks for the best and comprehensive solution that can balance legal and commercial concerns.

Possesses good business strategic thinking, so clients trust the firm to assist in the best way possible.

GEN Law manages to work closely as one, and delivers consistently high-quality work across different teams and branch offices, which also distinguishes it from other law firms. It additionally maintains close ties with the IP community, such as QBPC, AACA and CAASA, which means it can offer the best practice and resources.

GEN Law can always form a diverse and responsive team for a reasonable cost. Clients appreciate that the firm can provide flexible fee arrangements to relieve budget concerns to the extent possible.

Truly experienced IP lawyers, with an all-round ability to handle civil, administrative and criminal cases.

Expertise with a deep understanding of clients’ business – proactively looks for solutions.

Steve Zhao and Pei Lyu are great for their handling of the full array of IP matters.

Key clients

NBA Properties






Hugo Boss



Siemens Healthineers

Johnson & Johnson

Work highlights

  • Assisted FMC with obtaining a pre-suit injunction against a patent infringer before Ningbo Court.

Global Law Office

With ‘a high level of business sense and a good understanding of the Chinese legal market‘, Global Law Office‘s IP practice covers both contentious and non-contentious legal work across a broad spectrum of IP areas. Examples includes patents, trade marks, copyright, trade secrets, domain names and e-commerce, along with plant varieties, unfair competition, and IP-related antitrust matters. Managing partner Jinrong Liu leads the IP practice, which showcases Meph Jia Gui, who is admitted to practice in both China and California; and Degang Ma, who predominantly specialises in patent litigation, as well as non-contentious IP legal services. Other key practitioners include IP dispute resolution expert Ping Qiao; ‘highly organised‘ patent, copyright and trade mark litigation specialist Jack Li; Ying Mu, who assists with IP portfolio management work, contentious IP, and unfair competition disputes; and Yonghua Zhang, an expert in patents and trade secrets.

Practice head(s):

Jinrong Liu

Other key lawyers:

Meph Jia Gui; Degang Ma; Ping Qiao; Jack Li; Ying Mu; Li Zhao; Yongpan Sheng; Dahai Wei


The team has high work efficiency levels, fast feedback, clear written communications, and is able to consider problems from the client’s perspective.

The team has a high level of business sense and a good understanding of the Chinese legal market. The staffing of the team is also very competent.

Compared with other law firms, it is much more cost effective, more dedicated and more focused, which reflects the special attention of the group’s top lawyers to the needs of clients and the firm’s mission-driven attitude. In recent years, the team has also introduced lawyer members from other well-known law firms, boosting the strength of the entire group.

When the team provides legal services, it always considers clients’ business needs, accurately implementing the business plan formulated.

A service that represents great value for money.

Clients have a high level of trust in the firm and can rely upon them for solid business support.

Meph Jia Gui and his team provide high-level IP legal services, along with practical and effective legal advice. They always give us feedback in a very timely manner without delaying or procrastinating.

Jack Li is very experienced in trade mark application processes, as well as being highly organised.

Key clients



Sinopec Group

Honeywell International





Sony Music Entertainment

Work highlights

  • Represented Yoovidhya Family in a Red Bull gold can-related trade mark dispute.
  • Represented Jinshan Security in graphical user interface design-related patent infringement litigation.
  • Successfully represented Perfect World Co in a trade mark case, which has a significant impact on the scope of licensing work and industry rules in the entertainment sector.

Grandall Law Firm

Grandall Law Firm assists Chinese companies with trade mark, copyright and patent infringement disputes. In Shanghai, Fang Shilong is experienced in IP strategy, evaluating IP assets, negotiating transaction agreements, and advising on IP portfolios during commercial transactions. Other key contacts are Xie Xianghui in Shenzhen and Su Xiaonan in Beijing.

Practice head(s):

Fang Shilong

Other key lawyers:

Xie Xianghui; Su Xiaonan; Huang Chao; Qiu Kuilin; Shi Yue

Key clients

Beijing Organising Committee for the 2022 Olympic and Paralympic Winter Games

Geekplus Technology Co

MediaTek Inc

Kingclean Electric Co

Wangsu Science and Technology Co

ECOVACS Robotics Co

Suzhou Maxwell Technologies Co

Intellectual Property Office of Jiangsu Province

Jiangsu Sukong Holding Group

Jiangsu Aosaikang Pharmaceutical Co



Guantao Law Firm

Guantao Law Firm‘s IP expertise ranges from patents, trade marks, copyright and trade secrets, to proprietary technology. The team also assists with the IP rights surrounding telecoms, media, integrated circuit layouts, computer software, databases, and plant varieties. Department director Hongjiang Li is experienced in patent infringements, technology contract disputes and copyright protection (among others). Further partner-level support is provided by Weimin Gan, whose experience comprises major IP litigation; IP disputes expert Tao Xia; and infringement specialist Xiaodan Wang.

Practice head(s):

Hongjiang Li

Other key lawyers:

Weimin Gan; Tao Xia; Xiaodan Wang; Zhengyu Hao

Key clients

UNISOC (Shanghai) Technologies Co

Tensar International (China) Co


Shandong Tianzhuang Environmental Protection Technology Co

BITMAIN Technologies Holding Co

Beijing Petroleum Machinery Co

Shandong Haowo Electric Group Co

Beijing Union Voole Technology Co

Zhejiang AERLANG Technology Co

Chemclin Diagnostics Co

Crown Laboratories Co

Shanghai Cimpress Technology Co

Fujian Yixu Catering Management Co

Beijing Junhe Yaoye Co

Xi’an NovaStar Technology Co

Beijing Aishang Media Co

Zhejiang Qiangnao Technology Co

Zhejiang Hisun Pharmaceutical Co

Jinmailang Mainpin Co

Shandong Sun Paper Group Co

China Special Equipment Inspection & Research Institute

Institute of MechanicsChinese Academy of Sciences

Beijing BaishanCloud Technology Co

Work highlights

  • Represented Spreadtrum Communications Co in a patent infringement lawsuit against ASR Microelectronics Co.
  • Advised China Special Equipment Inspection & Research Institute on a scientific and technological transformation project.
  • Advised Institute of Mechanics, Chinese Academy of Sciences, on a scientific and technological transformation project.

Haiwen & Partners

Haiwen & Partners' 'dedicated' practice covers a wide range of IP work, including patents, trade marks, domain names, copyright (including software), trade secrets, and integrated circuit layout designs. It also handles IP-related antitrust and competition issues, disputes, and complex transactions involving international IP rights licenses and transfers. The department is jointly led by Hanguo Zhang, whose track record includes several technical IP disputes; and Qiang Ma, who has longstanding experience in practicing trade mark and copyright law. Recent growth includes the May 2022 recruitment of partner Jia Yuanyuan, who focuses on IP litigation, technology transactions and licensing, from Zhong Lun Law Firm.

Practice head(s):

Qiang Ma; Hanguo Zhang

Other key lawyers:

Yu Cao; Peng Fu; Yingqi Li; Yuanyuan Jia; Frank Wang; Ting Wu;Tina Wu; Yongqi Ge; Zhanjiang Zhang


‘Appropriately services a large number of matters, both simple and complex, with regular updates, attention to detail and sound advice. The firm has a dedicated team with suitably qualified IP practitioners at all levels’.

‘Good knowledge of clients’ brands and businesses.

Qiang Ma is astute and commercial, provides clear advice, and is a good manager across a large volume of matters.

Key clients

Beijing Mailegou Technology Co

Sogou Technology Development Co

Kautex Textron GmbH & Co

Jiangsu Liebao Network Technology Co

Chengdu Oci Medical Devices Co

Tianjin Wasail Energy Saving Technology Co

Sony (China)


Microtech Medical (Hangzhou) Co

Qilu Pharma

Han Kun Law Offices

Fielding over 100 experienced IP lawyers from offices in Beijing, Shanghai, Shenzhen and Hong Kong, Han Kun Law Offices‘ full-service IP offering covers both contentious and non-contentious matters in China, including patent, trade mark and industrial design-related prosecution, litigation and enforcement strategies. The practice routinely acts for global tech industry names on their most complex IP issues in China, including before the Supreme People’s Court, IP courts and tribunals at different levels, as well as before the China National Intellectual Property Administration. On the transactional side, the group is particularly active in the TMT space. IP and litigation chair Yan Wang focuses on contentious IP law practice in China, and Lili Wu is experienced in IP portfolio management. Other key figures include IP disputes expert Rui LUO and patent specialist Tao ZHANG, while Vivian He is the name to note in Shenzhen.

Practice head(s):

Yan Wang; Lili Wu

Other key lawyers:

Rui Luo; Tao Zhang; Vivian He; Rong Chen; Jian Zhang; Yuanyuan Chu; Haoran Jiang; Qiwen Wang; Ying Li

Key clients


HP Inc






Kraft Heinz



Singlera Genomics






International Automotive Oversight Bureau


A O Smith

Work highlights

  • Representing a Swedish heavy machine manufacturer, as plaintiff, in its patent infringement action against a local competitor in Shanghai.
  • Assisted Kuaishou with its overseas patent filing and prosecution work.
  • Handled a patent prosecution for ABB.

Hong Fang Law

Acting for Fortune 500 enterprises, SMEs and individual inventors, Hong Fang Law houses specialists in IP-related litigation and administrative prosecution, as well as enforcement and investigation work. The firm also has an integrated IP consulting firm, predominantly for non-contentious matters. Shanghai-based Eric Su leads the team alongside Xu Zhang in Guangzhou.

Practice head(s):

Xu Zhang; Eric Su

Other key lawyers:

Kevin Xu; Bob Zhang; Shirley Lin


The Hong Fang team has very rich experience and in-depth understanding of clients’ business models.

It is particularly good at providing solutions based on the needs of the client’s business.

Compared with other law firms, the Hong Fang team is very familiar with industry trends and directions, and is willing to integrate legal advice into business solutions.

The service quality and responsiveness to clients’ needs have remained very high.

Very strong professional service spirit and problem-solving ideas.

Key clients

ABB (China)

Total Lubricants China Co


Akzo Nobel

Moet Hennessy Diageo (China) Co


Amore Pacific Group


WD-40 Company

Jincheng Tongda & Neal

Jincheng Tongda & Neal's IP practice acts for international and domestic clients in patent, trade mark and software-related disputes. The team also advises on IP and trade secret protection, technology transfers and trade mark licensing. Senior partner Junwu Zhou heads up the team, which features IP law specialist Jason Pang.

Practice head(s):

Junwu Zhou

Other key lawyers:

Jason Pang; Decheng Li; Yong Wang; Zhenzhong Yang

Key clients

Shenyang Blowers Works Group Co

Chongqing Jiushengcheng Waterproof Material Co

Shenyang Jiushengcheng Economic Trade Co

Work highlights

  • Successfully represented (at first instance) Shenyang Blowers Works Group Co in a trade secret infringement dispute against Shenyang Site Co.
  • Represented Chongqing Jiushengcheng Waterproof Material Co and Shenyang Jiushengcheng Economic Trade Co in a trade mark infringement and unfair competition dispute against Chongqing Shengbaili Waterproof Building Material Co. selected as one of 50 Typical Cases in 2021 by the Supreme People’s Court
  • Assisted Best Pharmacist with overturning a court judgment that had held its core trade mark invalid.

Jingtian & Gongcheng

Jingtian & Gongcheng‘s practice is well known for its experience in IP disputes within the telecoms, semiconductor, computer, consumer electronics and internet sectors. The team is also active in IP-related antitrust litigation, particularly those concerning standard-essential patents. Other areas of strength include copyright, trade marks, trade secrets and IP licensing matters, in relation to arts, sports, entertainment, healthcare and pharmaceuticals. Experienced partner and IP disputes specialist Ye Zhao leads the group, which also features IP rights expert Liwei Jiang, a 2021 partner hire from LexField Law Offices; and IP licensing specialist Angell Xi.

Practice head(s):

Ye Zhao

Other key lawyers:

Liwei Jiang; Angell Xi; Guo Chen

Key clients

Guangdong OPPO Electronics Industry Co

Contemporary Amperex Technology Co

Kingston Technology Company

Hytera Communications

Yangtze River Pharmaceutical (Group) Co

Ningbo Ketian Magnet Co


Beijing Infosec Technologies Co

NARWAL Intelligent Technology (Dongguan) Co

Beijing Pop Mart Cultural & Creative Co

Beijing Institute of Architectural Design

Guangdong Chigo Air Conditioning Co

iReader Technology Co

TAL Education Group

Jiangxi Hengda Mineral Water Company

Believe International


Zhejiang Tmall Technology Co

Aha Entertainment (Shanghai) Co

Alibaba Cloud

Work highlights

  • Represented Guangdong OPPO Electronics Industry Co in patent infringement lawsuits.
  • Represented Contemporary Amperex Technology in two patent infringement lawsuits against Jiangsu Tafel New Energy Technology Co.
  • Advising The Metropolitan Museum of Art on the IP strategy for its museum and art licensing business in China.


'Equipped with a strong team of IP lawyers', JunHe LLP is consistently sought out for heavyweight patent infringement lawsuits. Its patent practice also covers applying for patents, assistance with patent portfolio management, and collaborating with global law firms on foreign patent application filings. The firm also has enviable expertise in trade marks and copyright work. Shanghai-based Zoe Wang’s practice includes patent prosecution, IP-related transactional matters and patent litigation. In Beijing, Jessica Xu acts in trade mark prosecution, litigation and dispute resolution, along with copyright and domain name work; Johnson Wang focuses predominantly on patent enforcement/defence litigation (including patent invalidation administrative cases) before the PRC's Supreme Court and Chinese IP courts and tribunals; and Tao Sun's practice covers both contentious and non-contentious matters. Silicon Valley office head James Zhu splits his time between the US and China, while IP specialist Beverly Xu is a recently promoted partner in Beijing.

Practice head(s):

James Zhu; Zoe Wang; Jessica Xu; Johnson Wang

Other key lawyers:

Tao Sun; Donnie Wang; Frank Rongnan; Larry Lu; Beverly Xu; Longying Wu; Hao Zhao


JunHe is equipped with a strong team of IP lawyers, especially in the fields of trade marks, copyright and trade secrets.

JunHe has many achievements in the field of trade marks and keeps pace with the times, with billing methods that are flexible and in accordance with clients’ needs.

Comprehensive understanding of patent writing, filing and IP rights.

The most professional, comprehensive and diligent lawyers around.

Provides effective and feasible opinions, and can easily and clearly explain legal points to clients’ managers and engineers. The team grasps and understands clients business in a short period of time, has strong learning abilities, and a clear division of labour among the lawyer teams, which can provide legal support at different levels.

Jessica Xu produces highly diligent work.

Jessica Xu conducts in-depth research on the potential needs and cases of clients, and can give detailed plans and opinions at the quotation stage, with the corresponding quotation therefore more accurate, which assists with decision making on the client’s side.

Johnson Wang has great professional knowledge of IP and patent litigation, as well as a very comprehensive understanding of business operations, which is very helpful during business disputes. Unique and piercing opinions, and at the same time Johnson makes it easier for the other party to accept and understand other points of view, with a greater chance of a win-win effect.

Key clients

Baxter International and its Chinese subsidiaries

Lilly Asia Ventures

Jifeng Ventures

CanSino Biologics



Migu Culture Technology Co



Playboy Enterprises International

Baxter International and its Chinese subsidiaries

Lilly Asia Ventures

Jifeng Ventures

CanSino Biologics Inc.



Migu Culture Technology Co



Playboy Enterprises International

Work highlights

  • Acted for JLG Industries in obtaining a favourable judgment, overruling a second instance administrative decision regarding a colour-combination trade mark.
  • Acted for Mendes in a trade mark invalidation matter.
  • Represented Amazon in a patent invalidation case before the Intellectual Property Court of the Supreme People’s Court.

Kangxin Partners, p.c.

'Very effective at transferring clients' global objectives to meet Chinese law', Kangxin Partners, p.c.'s patent team comprises electronics, mechanics, and chemistry and life sciences sub-divisions. The firm also has strong credentials in trade marks, domain names, copyright, IP enforcement, and IP strategy and design. Clients additionally benefit from the firm's IP management tool, Kangxin IP Platform, while growth during 2021 includes the opening of new offices in Wuhan, Hangzhou, Guangzhou, Qingdao and Dongguan. The principal figures are patent experts Shirley Dong and James Chen, trademark protection specialist Gloria Wu, and managing partner Samson Yu.

Practice head(s):

Samson Yu; Shirley Dong; James Chen; Gloria Wu

Other key lawyers:

Joe Jiang; Simon Tian; Cynthia Wang


‘A large team that is technically competent and with great English!’

‘Kangxin has been very effective at transferring clients’ global objectives to meet Chinese law.’

‘Kangxin is timely, professional, experienced and reasonably priced.’

‘The team at Kangxin is highly responsive and cross-border communication is quick and detailed.’

Offers a full suite of IP services and has a strong grasp of Chinese IP rules and regulations, which helps clients make the best decisions.’

Each member is very professional and quick to follow up with any outstanding items to ensure deadlines are met. They are also always pleasant in their communications.

Key clients






Warner Music Group




Work highlights

  • Acted for DSM IP Assets in a retrial case regarding a trade mark refusal review.
  • Acted for J Choo in administrative litigation regarding the trade mark nullification of the Lina Choo trade mark.
  • Acting in an invalidation request against a Chinese design patent.

King & Wood Mallesons

King & Wood Mallesons is consistently sought out by brand owners and corporate giants for complex patent, trade mark and copyright matters, as well as IP litigation and transactions. The track record of IP litigation leader He Wei includes acting in over 500 litigations and arbitrations; Qin Yugong is 'great for IP strategy'; Maohua Wang specialises in the electrical and electronic engineering aspects of patent protection; Shi Yusheng acts in disputes involving trade marks, patents, copyrights, domain names, trade secrets and unfair competition; Xiaoli Yang is 'smart, reliable and very helpful'; and Tina Tai is a pharmaceutical and healthcare sector specialist. Also highly regarded are IP litigation experts Xu Jing, Mia Qu and He Fang, while the next partner line features Jiao Hongbin, Ben Ni, Song Xinyue, Zhang Xiaoxia, Gui Hongxia and Zhang Haomiao. In May 2022, IP partner Gordon Gao joined from Fangda Partners, while Yan Ligang is a recently promoted counsel.

Practice head(s):

Maohua Wang; Xiaoli Yang; He Wei; Tina Tai; Yong Li; Mia Qu

Other key lawyers:

Qin Yugong; Shi Yusheng; Xu Jing; He Fang; Jiao Hongbin; Ben Ni; Song Xinyue; Zhang Xiaoxia; Gui Hongxia; Zhang Haomiao; Gordon Gao; Jiang Yuhang; Yan Ligang; Chao Li


‘The team is excellent for its preparation of IP litigation.’

‘The team is knowledgeable, responsive and very professional. Clients are very satisfied with its service.’

‘Qin Yugong is great for IP strategy during litigation.’

‘Xiaoli Yang is smart, reliable and very helpful – friendly and professional, and clients have nothing but praise for her.’

‘Xiaoli Wang and her team are helpful, knowledgeable and very responsive. A go-to firm for all trade mark-related work in the PRC.’

‘Xiaoli Wang is knowledgeable, and a real expert on the complexities of Chinese trade mark law and the practice of CIPO.’

‘Xu Jing is outstanding for her ability to give precise legal advice, come up with clever ideas for difficult problems, and present cases to the court, for example during FRAND litigation.’

Key clients

GuoSen Security

YAPP Automotive Systems Co

Sany Automobiles

Emerson Electric Co





Beijing Xiaoju Technology Co

Guangzhou Pharmaceuticals Group

Shenzhen Jiedian Technology Co

Gree Electric Appliances

Ant Credit Pay

NavInfo Co


Mitsubishi Electric Co

Beijing Bytedance Technology Co

Novo Nordisk

NV Bekaert

Red Bull Vitamin Drink Company

Shenzhen Guosen Securities Co

Hero Entertainment Co

Perfect World Co

Jianxin (Shanghai) Technology Co

Shanghai Lianshang Network Technology Co

Vertiv Co

Work highlights

  • Assisted Beijing Whiteshire Breeding & Technologies Co with applying to the court for an order for production of documents, in relation to an infringement.
  • Defended Bilibili against a copyright infringement and unfair competition case before the Shanghai Pudong District People’s Court.
  • Acted for Emerson Electric Company in a civil lawsuit seeking injunctive relief and damages against serial trade mark piracy.

Lifang & Partners

Acting for SMEs, large private and state-owned enterprises and Fortune Global 500 companies, Lifang & Partners‘ broad offering covers IP litigation, IP consulting, IP due diligence, and patent and trade mark prosecution. It is also sought for its expertise in licensing and technology transactions, IP management, and administrative enforcement actions. The practice’s sector specialisms range from TMT, industrial manufacturing, chemicals and food to pharmaceuticals, biotechnology, alternative energy, and new media. Guanbin Xie‘s track record includes acting as lead counsel in high-profile IP cases; Bin Zhang is an IP disputes and transactions expert; and Haidong Yu‘s career includes working at the China National Intellectual Property Administration. Also highly regarded are patent law specialists Yuanyuan Zhang and Manxia Xu; Lei Zhang, who advises technology and media companies on IP management issues; and trade mark associate Xiao Wang. In June 2022, biomedical expert Li Wu, and a four-strong team, joined from AnJie Broad Law Firm.

Practice head(s):

Guanbin Xie; Bin Zhang; Haidong Yu; Yuanyuan Zhang; Manxia Xu; Li Wu

Other key lawyers:

Wang Xiao; Zhang Lei


‘Lifang Lawyers is a professional IP legal service team that has maintained high-efficiency and cost-effective professional services for many years.’

‘Bin Zhang always provides professional and effective opinions, and is always able to resolve difficult issues.’

Key clients






Duksan Neolux

Wanhua Chemical



WM Motor


China State Construction Engineering Corporation

Opple Lighting






Duksan Neolux

Wanhua Chemical



WM Motor


China State Construction Engineering Corporation

Opple Lighting

Work highlights

  • Represented Samsung in rate-setting litigation against Ericsson.
  • Assisting Microsoft with suing a number of large unlicensed commercial end users throughout China for software copyright infringement.
  • Representing Xiaomi Technology Co in a global SEP rate-setting lawsuit against InterDigital.

Liu, Shen & Associates

Liu, Shen & Associates is experienced in patent and trade mark applications and prosecution work; and it houses experts in the technical aspects of mechanics, electronics, communications, chemistry and biomedicine. The team also handles a broad range of IP-related civil and administrative disputes. Allen Tao and Michelle Ma lead the group.

Practice head(s):

Allen Tao; Michelle Ma

Other key lawyers:

Yali Shao; Lily Lei; Zongliang Zou; Guanyang Yao; Xiaoning Yu; Zhifei An; Xiang Zhang

Key clients

IP manager of Beijing Med-Zenith Medical Science Co

VP of CBC Group

SVP of Pediatrix Therapeutics

Work highlights

  • Representing hi-tech company Goer Co in a series of patent litigation cases against Suzhou Minxin Microelectronics Technology Co.
  • Defended Tafel in a patent infringement case.
  • Represented TP-link in patent infringement litigation in both China and the US.

Llinks Law Offices

Llinks Law Offices' IP practice group routinely advises on patents, trade marks, copyright, domain names, trade secrets, unfair competition, and technology imports and exports. Sector specialisms for the team range from telecoms, electronics, software, semiconductor integrated circuits, biotechnology and pharmaceuticals, to e-commerce, media and the internet. It also assists with protection schemes for the firm’s clients’ IP rights, including acting in enforcement and infringement matters. Charles Qin and Xun Yang head up the the contentious and non-contentious practices, respectively; Peiming Yang and Mark Zhang are experienced IP litigators; and James Wang is an IP, internet and IT expert.

Practice head(s):

Charles Qin; Xun Yang

Other key lawyers:

Peiming Yang; Mark Zhang; James Wang

Key clients

Primeworld Tianjin Environmental Technology Co

Shanghai Zhongying Insurance Co

Xi’an Lvde Real Estate Co

Comax Livestock Technology (Jiangsu) Co

Comax Livestock Mechanical Equipment (Shanghai) Co

Television Broadcasts China

Shanghai Fuji Elevator Co

SEC Transportation System

Wuxi CRRC-hofer Powertrain System Co

Shanghai Automobile Industrial Group

Shanghai Rixin BioTech Co

Hella Venture (Shanghai Hella Vehicle Technology Co)

Gain Capital Group

Citic-Prudential Fund Management C

Carestream Dental

Boke Communication Technology Co

Work highlights

  • Assisted Tencent with IP-related unfair competition litigation.
  • Advised Beijing Are Thinking Information Technology Co on copyright protection for its game, Party Animals.
  • Acted for Shanghai Boiler Works Co in disputes over infringement of invention patent rights.

Lusheng Law Firm

Specialised in IP law and litigation, Beijing-headquartered Lusheng Law Firm also has Shanghai and Guangzhou branches. The principal figures are managing partner August Zhang, litigation head Sharon Qiao, Beijing litigation leader Landy Jiang, Guangzhou office manager Sophia Hou, and Shanghai litigation head Carol Wang. Alice Hou is 'meticulous and responsible'.

Practice head(s):

August Zhang; Sharon Qiao; Landy Jiang; Carol Wang; Sophia Hou; Alice Hou

Other key lawyers:

Jerry Zhao


‘The Lusheng team has rich litigation experience and is very good at IP criminal and civil cases. There is also good staffing allocation for each case, replies are timely, and the group advises clients according to the actual situation.’

‘Great professional support in multiple business fields such as IP, commercialisation, retail, e-commerce, finance and entertainment – provides strong support for projects.’

‘A cutting-edge business perspective, the team pays attention to new trends and developments in the industry. It also has overseas business capabilities and strong collaborative contacts with other law firms.’

‘Landy Jiang – deep professional experience in IP and the ability to provide comprehensive business services.’

‘Alice Hou is meticulous and responsible, and she has a clear analysis of cases in terms of communication with clients.’

Key clients



Spin Master

New Balance


Hansgrohe SE

McGraw Hill




Work highlights

  • Represented Lego in obtaining a criminal conviction against an infringer and his company for counterfeiting service marks.
  • Represented Spin Master against a large toy company for infringing the invention patent of the Bakugan toy.
  • Represented u-blox in a copyright infringement litigation case.

Merits & Tree Law Offices

Specialised in IP litigation, Merits & Tree Law Offices, which provides 'very strong support', covers several IP sub-practice areas, including patents, trade marks, copyright, trade secrets and unfair competition. The career of team head Lihui Zhao includes six years at the Intellectual Property Court of the Beijing Second Intermediate People's Court.

Practice head(s):

Lihui Zhao

Other key lawyers:

Jing He; Qinlan Zhao; Yanli Zhou


Rich experience and professional background, the team provides clients with very strong support both from the perspective of patent reexamination and litigation.

The team always takes into account both the litigation and commercial interests.

‘Strong patent-related professional knowledge and industry experience background, and they prepare appropriately for cases and patent reexaminations. They hold meetings with corporate legal and technical personnel repeatedly, finally formulating a plan that is suitable for the client and with a strategy to achieve the best business results.

Key clients

Xiaomi Technology Co

Xiaomi Communication Technology Co

Beijng Jingdong Century Commerce Co

Beijing Zcool Network Technology Co

Qichacha Technology Co

Syneron/Candela (Beijing) Medical Technologies Co

Qinghai Jieshen Environment Energy Industry Co

ShenZhen Youka Interaction Technology Co

Subo Aite (Beijing) International Hotel Management Co

Newstyle Media Group Co

Zhongke Meiling Cryogenics Co

Shenzhen Shentou culture Investment Co

Work highlights

  • Represented Gree against in a series of civil patent infringement and patent invalidation cases.
  • Represented Xiaomi Technology Co in a case involving trade mark infringement and unfair competition.
  • Represented ZCOOL in an IP-related unfair competition case against Huaban.

Ronly & Tenwen Partners

Comprising over 250 lawyers with expertise in trade marks, patents, copyright and trade secrets, Ronly & Tenwen Partners' track record includes major IP cases in the music and film industries, including claims involving the internet aspects of the entertainment sector. Shanghai-based TMT specialists Liqing Sun and Cailin Weng are the principal figures.

Practice head(s):

Liqing Sun; Cailin Weng

Other key lawyers:

Shujuan Li; Ning Zhu; Wenjie Zhang; Chao Xu; Chixiang Wei; Yichao Zhang


Ronly & Tenwen Partners specialises in a wide range of areas, particularly IP and competition law, including trade marks and unfair competition. The lawyers show a strong sense of professionalism.

Great senior and junior members. Shujuan Li and Ning Zhu are outstanding partners.

Key clients

CCTV International Network Co

Beijing iQIYI Science & Technology Co

Youku Information Technology (Beijing) Co

Youku Network Technology (Beijing) Co

Shenzhen Tencent Computer System Co

Shanghai Character License Administrative Co

Shanghai Kuanyu Digital Technology Co

Entertainment One UK

Astley Baker Davies

Gansu Wangle Fitness Management Co

Shanghai Liangxin Electrical Co

Shanghai Vanke Enterprise Co

Wuhan Douyu Network Technology Co


Shanghai Hantao Information Consulting Co

Xiaowei (Shanghai) Biotechnology Co

Work highlights

  • Acted for Beijing iQIYI Science & Technology Co, Youku Information Technology (Beijing) Co, Youku Network Technology (Beijing) Co and Shenzhen Tencent Computer System Co, in relation to short video copyright infringement disputes.
  • Acted for CCTV International Network Co in a copyright infringement case against Zhuhai Chuanghi New Network Technology Co.
  • Acted for Shanghai Vanke Enterprise Co in a trade mark infringement case.

Tahota Law Firm

Tahota Law Firm's experienced IP practice houses over 100 lawyers, patent agents, and science and technology service practitioners, who are experts in IP-related dispute resolution, as well as non-contentious work involving chemicals electronics, machinery, energy, metallurgy, physics and bio-medicine. Jingchuan Li heads the team, which includes IP specialist Wang Xiao.

Practice head(s):

Jingchuan Li

Other key lawyers:

Wang Xiao; Huang Chunhai

Key clients

MIGU Music Co

Sichuan Huathi Lighting Technology Co

Shenzhen Tencent Computer Systems

Tencent Technology (Shenzhen) Co

Deere & Company

COFCO Corporation

Shandong Expressway Group Co

Pigeon Corporation

Sichuan Zhongguang Lightning Protection Technology Co

Foshan Huahao Chemical Co

Duckling Apparel (Fujian) Co

Work highlights

  • Represented MIGU Music Co in a dispute with Taobao (China) Software Co and Hangzhou Alibaba Music Technology Co.
  • Represented Hua Ti Lighting in a patent infringement case reopened by the Supreme Court.
  • Represented Tencent in an administrative protection case regarding copyright infringement of a Nintendo Switch game console.

Tian Yuan Law Firm

Tian Yuan Law Firm's IP practice has longstanding experience in IP-related civil and administrative litigation. The practice is led by Yan Sun, whose recent track record includes invention patent cases, as well as a biomedicine patent dispute before the Intellectual Property Court of the Supreme People's Court of China.

Practice head(s):

Yan Sun

Other key lawyers:

Shizhan Guo; Xiaoli Yang; Qi Wang

Work highlights

  • Acted for Rotterdam Medical Center of Erasmus University in a significant biomedical patent case.
  • Acted for Jilin Zhongyan Company in an infringement of invention patent case.
  • Acted for China Tianchen Engineering Co in a series of trade secret infringement and ownership disputes with Asahi Kasei Co.

Wanhuida Intellectual Property

As a leader in the field of IP protection‘, Wanhuida Intellectual Property, which comprises both Wanhuida IP Agency and Wanhuida Law Firm, fields ‘a very large and well developed IP practice‘ that is widely respected for its trade mark credentials. The team is also increasingly active in patent-related work. On the contentious side, recent highlights include both criminal and civil litigation proceedings involving counterfeit goods, trade marks and pharmaceutical patents. Founding partner Gang Bai has longstanding experience in prosecuting, enforcement and litigating IP interests in China; Haiyan Ren is a highly rated trade mark specialist; and managing partner of the firm’s Shenzhen and Hong Kong offices, Jason Yao, ‘has very rich experience in IP matters‘. Also highly regarded are trade mark expert Huang Hui, who acts in IP litigation at all levels of Chinese courts, including the Supreme People’s Court; and Johnson Li, who is ‘creative when solving problems‘.

Other key lawyers:

Bai Gang; Haiyan Ren; Jason Yao; Huang Hui; Johnson Li; S Sam Li


‘The firm has a very large and well developed IP practice. It has deep expertise in all areas of IP and is very familiar with practice before both the CNIPA and the various courts.’

As a leader in the field of IP protection, Wanhuida has a very professional team of lawyers, and its legal database is very practical and convenient for IP protection practitioners. In addition, clients can learn from Wanhuida’s newsletter about the latest industry cases and legislative trends.

Wanhuida Law Firm not only has a wide range of domestic partners, it has established rich cooperative relationships abroad. It provides collaborative services and proper division of labour for clients’ extraterritorial disputes, effectively reducing the cost of legal services. It has also independently developed a case handling system to ensure effective supervision and management of case-handling procedures, archives and time limits.

‘Provides comprehensive IP services and is capable of handling difficult, complex and major cases, covering the entire IP chain – profound professional capabilities and gains the trust of clients.’

Jason Yao has very rich experience in IP matters and always provides very professional advice based on clients’ actual circumstances.

Jason Yao is sincere and professional – a rare and trusted partner.

Johnson Li has longstanding practical experience, effectively promotes and controls the cases he undertakes, predicts the progress of cases, and makes targeted responses and layouts.

Johnson Li shows rigorous legal logic and is creative when solving problems; and his in-depth understanding of the communications and semiconductor design industries means he is able to propose feasible solutions. In addition, his due diligence attitude leaves a deep impression on clients. He is deeply involved in the handling of a case and grasps its details perfectly.

Watson & Band

Comprising lawyers, agents, engineers, professors and scientific researchers, Watson & Band's IP practice has notable sector specialisms in biotechnology, pharmaceuticals, machinery, electronics, telecoms and semiconductors. The team is highly active in trade mark infringement and invalidation cases, along with invention patent infringements and IP-related unfair competition claims. The broad practices of Shanghai office managing partner Jean Yang and Cathy Wu cover IP work; Jianguo Huang is a patent disputes litigation expert; and Joe Liu acts for companies from the fashion and luxury goods, food and drink, entertainment and internet sectors. Hua Xiao is general manager of the firm's IP agency.

Other key lawyers:

Jean Yang; Jianguo Huang; Joe Liu; Cathy Wu; Liming Zhang; Xiaobo He; Hua Xiao; Yingcong Xu; Liming Zhang; Guohua Tang

Key clients

Giorgio Armani

World Center Association

Epoch Company

General Electric

Huawei Technologies Co


China Baowu Steel Group Corp

Continental Automotive

Hitachi Automotive Systems

Shanghai Tobacco Group Co

Work highlights

  • Assisted UNIQLO with a case involving damage liability for malicious IP litigation.
  • Advised Shanghai New Tobacco Products Research Institute Co on a Freedom to Operate report.
  • Advised Watches of Switzerland Co on the review of a case involving a trade mark.

Zhong Lun Law Firm

Zhong Lun Law Firm's IP group has a strong market reputation for high-profile IP cases. Recent highlights include representing Netgear (Beijing) Net Technology Co against NPE in 16 patent infringement cases (successfully compelling NPE to withdraw nine lawsuits to date). The IP department is co-led by Peter Ni and Jihong Chen, the latter's practice covering IP disputes, patent and trade mark prosecution, IP licensing and transactions, and software and internet-related IP protection. Dongxiao Ma and Yonghong Wang are the IP licensing and enforcement practice co-heads; Jimmy Huang is trade mark prosecution head; and Cliff Yang is patent prosecution leader. Other experienced practitioners are IP specialist Helen ChengPing Gu, who handles software, semiconductors and wireless communications-related cases; disputes expert Bisheng Shi; and Hope Yang, who assists rights holders with litigation and advisory matters. Peng Zhang is 'very successful in patent litigation'. Former partner Jia Yuanyuan joined Haiwen & Partners in May 2022.

Practice head(s):

Jihong Chen; Dongxiao Ma; Yonghong Wang; Jimmy Huang; Cliff Yang

Other key lawyers:

Helen Cheng; Ping Gu; Bisheng Shi; Hope Yang; Peng Zhang; Joyce Yan; Yuanchao Ma; Will Wang; Ruby Jia; Tracy Liu; Samuel Zhang; Yunan Du


‘The firm takes the time to understand clients’ business and legal needs, and its billing approach is very fair and reasonable.’

‘The Zhong Lun IP team is rated excellent for its handling of contentious patent matters both at the China Patent Office, as well as in judicial forums such as the Beijing IP court.’

The team effectively identifies the important legal and factual issues in a case, and has the ability to obtain a good understanding of the technology involved in the patents or IP rights at issue.

Strong at defending validity challenges against clients’ patents, as well as challenging the validity of patents being asserted, the IP team really excels in patent litigation cases in Chinese courts.

‘The team is efficient and knowledgeable about Chinese patent law.’

‘Jimmy Huang, Joyce Yan and their trade mark team are excellent. They are responsive, knowledgeable, pragmatic, and efficient.’

‘Both Jimmy Huang and Joyce Yan are incredibly responsive, smart, and practical. They offer different options, with advice that is pragmatic and holistic. They do not simply provide formulaic advice, but they really apply the law pragmatically to clients’ business. Clients appreciate their thoughtfulness and value their judgement.’

‘Peng Zhang is very responsive to feedback, provides effectively and timely summaries of the issues, works well with US counsel, and most importantly, is very successful in patent litigation.

Key clients

M (China) Co



Agilent Technologies

Align Technology

Amazon Connect Technology Services (Beijing) Co


Bauer Hockey

BioSteel Sports Nutrition

China UnionPay Co

Chongqing Jingxiaobai Liquor Co

Chow Tai Fook



Danaher Corporation

Dongwoo Fine-Chem

Dyson Technology


Lane Crawford Joyce Group

Legend BioTech


Live Nation Worldwide

Insomniac Holdings

Margarete Steiff

Materialise .

Moore Threads Co

Moose International

Pearson China

Pfizer Investment Co

Ping An Health Cloud Company

Pipe China


PTW Radiation Measurement Instrument(Beijing) Co

Rosneft Oil Company

Samsung Electric Co

Schaublin Machines

Sean John Hong Kong Co

Tagetik Software

Tencent Holdings

The a2 Milk Company

Treasury Wine Estates

Treasury Wine Estates (Shanghai) Co

Viz Branz Pte

West Pharm

William Grant & Sons

Work highlights

  • Represented Roxtec, as plaintiff, in a trade mark infringement case before the Shanghai IP Court.
  • Representing Netgear (Beijing) Net Technology Co against NPE in 16 patent infringement cases.
  • Acted for Shenzhen Quanran Clothing in a series of cases involving a well-known trade mark in China.