Chang Tsi & Partners ‘finds efficient solutions’. The 350-plus strong IP practice comprises lawyers, along with patent and trade mark attorneys, who work from offices in Shanghai, Guangzhou, Shenzhen, Guangxi, and Hong Kong, in addition to the firm’s Beijing headquarters. The firm also runs branches from the US, Korea, and Taiwan. The group’s key areas are IP rights, litigation and dispute resolution, as well as IP-related commercial law issues; and it is particularly experienced in trade mark, patents, IP confirmations, administrative IP, and judicial protection. Managing partner Simon Tsi is a renowned litigator; Spring Chang provides ‘very detailed advice’; Michael Wu acts in patent, copyright and trade mark infringement matters; David Liu has notable legal experience in both the US and China; Tracy Shen is a trade mark law expert; and Nancy Qu specialises in the prosecution and enforcement of IP rights. Sue Gui and Nana Zhang are key counsels.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- 'Experienced lawyers and team, and the responsiveness, communication skills, and collaborative attitude are important aspects of their service.’
'Extremely professional and always very helpful. They are conscientious, and always provide problem-solving solutions and solution-oriented strategies.’
'The work is precise and well-organised, and they meet all deadlines and are available whenever needed.’
‘Chang Tsi & Partners is a unique and highly professional team of patent/trademark attorneys and IP lawyers, with profound knowledge in various fields of science, technology and law, and also with considerable experience in successfully representing clients' interests in China and abroad.'
- 'The company finds efficient solutions for the complex protection and defence of IP rights for different subject matters.'
- 'They create modern IP management strategies for companies intending to manufacture new products and offer new services.'
- 'Clients really appreciate that the company provides an individual and professional approach to clients.’
‘Spring Chang - very detailed advice and conscientious approach to clients' matters.’
Key clients
- American Dairy Queen Corporation (ADQ)
- Johnson & Johnson
- Dart Industries, Inc.
- Michael Kors
- Illinois Tool Works Inc.
- NUTRAMAX LABORATORIES, INC
- INTERCONTINENTALGREATBRANDSLLC
- Baker Hughes
- SIX CONTINENTS HOTELS, INC.
- Air China
Work highlights
- Acted for SIX CONTINENTS HOTELS in a complex trade mark infringement case.
- Assisted Dart Industries with the protection of its IP rights.
- Assisted Foshan Haitian Flavouring and Food Company with a trade mark-related administrative lawsuit.
Lawyers
Hall of Fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.
Leading associates
Leading associates with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.
Sue Gui
Chang Tsi & PartnersPractice head
The lawyer(s) leading their teams.
Simon Tsi, Spring Chang, Michael Wu, David Liu, Tracy Shen, Nancy Qu