Chang Tsi & Partners



Tel:(+86) 10 8836 9999
Fax:(+86)10 8836 9996

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Marketing Manager: Louisa Cheng
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Quick facts:

Number of Partners: 13
Firm - Year of Establishment: 2002
Total Number of IP Practitioners: 210+
Languages: English, Chinese, Cantonese, Korean, Japanese, German, Greek
Network Memberships: INTA, AIPLA, AIPPI

Chang Tsi & Partners is a "National Outstanding Law Firm (nominated by Ministry of Justice of China)" with its strong reputation in intellectual property and litigation.

Since its establishment in 2002, Chang Tsi & Partners has been managing to become one of the leading law firms in China. The firm has been constantly referred as the “National Outstanding Law Firm”,“The Best IP Law Firm in China”, “China IP Law Firm”, “Tier 1 IP Law Firm of the Year” by Ministry of Justice of China, international legal directories and various business magazines such as Chambers Asia Pacific, The Asia Pacific Legal 500, Asialaw Profiles.

With over 350 professionals consist of attorney at law, patent attorneys, trademark attorneys, Chang Tsi & Partners is based in Beijing with fully fledged offices in Shanghai, Guangzhou, Shenzhen and branch offices in the US, Korea, Hong Kong, Taiwan, and Guangxi while establishing an enviable reputation in Intellectual Property and Litigation.

Our areas of practice include intellectual property rights, litigation and dispute resolutions, commercial law and other legal services. Since establishment, we have been a forerunner in various fields such as trademark, patent, IP confirmation, administrative IP as well as judicial protection. Our high-caliber Lawyers and our sharpest IP experts are dedicated to protecting your legal rights with efficiency and integrity.

At Chang Tsi & Partners you can find the knowledge, the experience, and the right professionals to deal with all aspects of law and with matters both domestic and international. The firm has been trusted by Chinese and International enterprises to develop strategic decisions and to secure their interests both in China and overseas.

Key IP Areas
Intellectual property (contentious), Intellectual property (prosecution), IP transactions, Designs, Life sciences IP, Patent, Patent contentious, Patent prosecution, Trade mark, Trade mark contentious, Trade mark prosecution
Key Sector Expertise
Advertising, Artificial intelligence, Arts, Automotive, Biotechnology, Chemical, Computer technology & services, E-commerce, Electrical, Electronics, Food & beverage, Furniture, ICT & software, Industrials, Instruments, Internet, Life sciences, Manufacturing, Mechanical, Media, Medical device, Music, Nanotechnology, Pharmaceutical, Publishing, Professional services, Retail, Semiconductors, Sports, Technology hardware, Telecommunication, Tobacco, Transport, Universities & research, Utilities, Aerospace, Construction & materials, Fashion & luxury goods, Financial services