
Particularly impressive in patent prosecution cases, AFD China Intellectual Property Law Office assists domestic and foreign clients on a wide array of IP matters, including strategy, filing standard patents and invalidation matters. The team is led from the Beijing office by founding partner Xia Zheng and co-head Mingzhao Yang. Zheng is reputed for her expertise in IP strategy, prosecution and post-grant proceedings, while Yang is well-versed in patent filing, re-examination and prosecution.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘The team stands out for its exceptionally fast response times and a proactive approach that truly guides clients through every step of the process. They go beyond what is strictly required. Their advice is consistently delivered with a strong economic perspective, ensuring that clients receive not only legal precision but also commercially sound guidance.’
- ‘The team is very professional. They deliver high-level services, and the quality of their work is outstanding.'
Key clients
- Lincoln Global
- Nike
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
Xia Zheng; Mingzhao Yang
