National Phase Entry RWS PCT agent in China
Direct Filing RWS Direct (Paris Convention) agent in China

Shenzhen Zhongyi Union Intellectual Property Agency Co. Ltd. (ZYIP) is one of the leading Intellectual Property agencies in China, offering a full suite of IP services to their clients. They were founded in 2003, and employ over 300 people. It operates from nine branch offices across China, including Shenzhen, Guangzhou, Xi’an, Shijiazhuang, Zhengzhou, Nanchang, Yichang, Foshan and Hunan.

With over 17 years experience offering professional services, ZYIP is now ranked in the top ten IP firms in China and has won awards for its work on patent applications, with over 12,000 patent applications filed last year and grant rates of over 75%. ZYIP also has an impressive record successfully defending invalidation cases, with an 80% win rate.

ZYIP is proud to count some of China’s largest corporations amongst its IP client base including Huawei, OPPO, VIVO and international brands such as Philips and Bentley.


• Biomedicine
• Chemistry
• Electrical
• Materials
• Mechanical
• Software & Communications

Contact Information


4th & 9th Floor,
Baochun Building,
No 1014 Shennan Middle Road,
Futian District,
Shenzhen, 518027
P.R. China