Tian Yuan Law Firm is noted for its focus on representing domestic clients in the IT, telecoms, and internet industries. The team has expertise in patent licensing, ownership and invalidation disputes, and unfair competition issues. The team is led by Yan Sun from Beijing, who is experienced in assisting software and telecom companies with both civil and criminal IP litigation. With a background in science and engineering, Xiaoli Yang is well-equipped to handle patent infringement and administrative litigation.
Legal 500 Editorial commentary
- Profile
Accolades
Client satisfaction
Key clients
- China Telecom Corporation Limited
- UFIDA Network Technology Co., Ltd.
- Datang Mobile Communications Technology Co., Ltd.
- China Academy of Railway Sciences
- Dana Corporation
- Changzhou Qiangli Electronic New Materials Co., Ltd.
- Yutong Bus Co., Ltd.
- Beijing Xinhe Pharmaceutical Technology Co., Ltd.
- Shanghai Bioengineering Co., Ltd.
- Guangdong Xinrui Liuming Optoelectronics Co., Ltd.
Lawyers
Practice head
Yan Sun; Shizhan Guo
Other key lawyers
Xiaoli Yang