Tian Yuan Law Firm is noted for its particular specialism in biomedicine and chemical-related litigation and trade secret disputes. It also handles a steady flow of patent licensing and ownership cases in the IT, communications and internet industries. IP litigator Yan Sun has a solid track record in patent and trade litigation, and recently represented China Telecom Ningxia Branch in an unfair competition dispute with Migu Video Technology. Shizhan Guo in Shenzhen fields a considerable workload, focusing on patent infringement litigation and trade secrets in the technology sector.
Legal 500 Editorial commentary
Accolades
Client satisfaction
Testimonials
Collated independently by Legal 500 research team.
'The team are young and energetic, with strong business ability, high work efficiency, and meticulous accuracy, and full service awareness. They can always propose constructive solutions to difficult and complex legal issues and put them into practice.'
'Tian Yuan Law Firm not only has strong business capabilities, but more importantly, the collaboration between various business departments within the firm is very close, and there are always the most professional lawyers in different business fields to deal with clients' problems. The regional branches can also be closely connected to fully mobilise local resources to give full play to their advantages. ’
Key clients
- China Telecom Corporation Limited
- China Life Insurance Company Limited
- Tongfang Knowledge Network
- Yonyou Network Technology Co. , Ltd.
- Datang MOBILE Communications Equipment Co. , Ltd.
- Beijing Beida Software Engineering Development Co., Ltd.
- Beida Jade Bird Universal Co., Ltd.
- Changzhou Qiangli Electronic New Materials Co., Ltd.
- Beijing Academy of Quantum Information Sciences
- Peking University
- Heian Tsumura
- China Sports Color Technology Development Co., Ltd.
Work highlights
Represented Ningxia Branch of China Telecom Co., Ltd. in a case involving other unfair competition disputes with Migu Video Technology Co., Ltd.
Represented Beijing Aichuang Technology Co., Ltd. in a lawsuit against Beijing Aolongxin Technology Co., Ltd., Zhang*, and Pfizer Pharmaceuticals Co., Ltd. for the infringement of computer software copyright with the appellants Beijing Aichuang Technology Co., Ltd. and Liu*.
Successfully represented Peking University Software Engineering Co., Ltd in a copyright infringement case.
Practice head
Yan Sun; Shizhan Guo
Other key lawyers
Xiaoli Yang