Chang Tsi's Intellectual Property practice and 3 lawyers have earned high rankings from Chambers & Partners in the 2025 edition of Chambers Greater China Region. The firm has been ranked in IP litigation (PRC Firms) and non-litigation (PRC Firms) in the new edition, managing partner Spring Chang was again named eminent practitioners, partners Michael Fu and Michael Wu were also in the guide's top tier.
According to CHATM, Chang Tsi & Partners is listed among the Top 10 Opposition Filing Agencies with the Highest Win Rate
We are pleased to announce that Simon Tsi and Michael Fu, two partners of Chang Tsi & Partners, have been listed in "Chinese IP Lawyers Top 50" by Zhichanli (IP Power), a well-known IP focused media in China.
We represented UNDER ARMOUR in an influential trademark infringement and unfair competition case in China and won in the final judgment.
Simon Tsi (Managing Partner of Chang Tsi & Partners) was awarded “2020 Client Choice: Top 15 Intellectual Property Versatile Practitioners” with his 27 years of abundant professional experience and his high reputation among clients by LEGALBAND.
According to the lists of " China Business Law Awards 2020" published by China Business Law Journal in April 8, 2020, Chang Tsi & Partners was recognized “Best Law Firm” in three fields, Intellectual Property trademark, Consumer Goods & Retail and Industrial Manufacturing
World Trademark Review (WTR), one of the most important media agencies in the industry, recently published the list of “WTR 1000: The World's Leading Trademark Professionals 2020”, and Chang Tsi & Partners was ranked as Tier 1 in two tables, i.e., “Firms: enforcement and litigation” and “Firms: prosecution and strategy”, which fully represents the overwhelming strength and the leading position of the firm in the IP field.
Because of the Coronavirus, we have received lot of inquiries and greetings from our clients and associates all over the world. Chang Tsi & Partners all employees deeply appreciate the greetings.
The annual Global IP Awards Ceremony was held by Intellectual Asset Management (IAM) and World Trademark Review (WTR) on January 30th, 2020, and Chang Tsi & Partners was awarded “2020 China Trademark Firm of the Year”.
