Trade Secrets 2025

CHINA Law and Practice Contributed by: Chuanhong Long, Ji Liu and Xiao Jin, CCPIT Patent and Trademark Law Office

CCPIT Patent and Trademark Law Office is the oldest and one of the largest full-service intel - lectual property law firms in China. The firm has more than 320 patent and trade mark attorneys, among whom more than 100 are qualified as attorneys-at-law. It provides consultation, pros - ecution, mediation, administrative enforcement and litigation services relating to patents, trade marks, copyrights, domain names, trade se - crets, trade dress, unfair competition and other

intellectual property-related matters. Headquar - tered in Beijing, the firm has branch offices in New York, Tokyo, Madrid, Hong Kong, Guang - zhou, Shenzhen, Shanghai and Wuhan. The mission of the firm is to render tailored, quali - fied, efficient and reliable services to clients in a cost-effective manner. The clients represent every sector of industry and commerce, rang - ing from start-up businesses to multinational giants.

Authors

Chuanhong Long is the president of CCPIT Patent and Trademark Law Office, which he joined in 1994, and serves as the vice-president of the Chinese Group of the AIPPI. His

Ji Liu is the director of the CCPIT patent litigation department and has worked as a patent attorney since 2001. He has a Master’s degree in Polymer Science and studied IP

practice focuses primarily on prosecution, invalidation, litigation, enforcement and licensing of patents. His technical specialty covers chemistry, chemical engineering, material science, pharmaceuticals and agrochemicals, etc. Chuanhong has also counselled domestic and international clients on other IP-related matters. He was invited as an expert to participate in the formulation of the Outline of National Intellectual Property Strategy (2005 to 2007).

law at the Cardozo School of Law, and has worked at US and German law firms. Ji has handled dozens of infringement litigations in different trial courts across China, among which was a case selected by Tianjin Municipal High Court as one of the top ten cases of 2018. Before switching to litigation, he handled more than 1,000 patent filings covering various technical fields.

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