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

With over 350 professionals consisting of attorneys at law, patent attorneys and trademark attorneys, Chang Tsi & Partners is based in Beijing with fully-fledged offices in Shanghai and Shenzhen, and branch offices in Guangzhou, Guangxi, Hong Kong, Macau, Taiwan, the United States and Korea, 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 our 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 sharpest IP experts are dedicated to protecting your legal rights with efficiency and integrity.

At Chang Tsi & Partners you can find the knowledge, experience and professionals to deal with all aspects of law in both domestic and international matters. The firm is the trusted partner of many Chinese and international enterprises in developing strategic decisions and securing their interests both in China and overseas.