Chang Tsi & Partners

Chang Tsi & Partners can deal with IP protection and disputes in China. Founding partner Spring Chang is a soft IP specialist. Managing partner Simon Tsi and Shenzhen office manager David Lee are key contacts in the firm. Another patent practitioner to note is partner Kim Lu, who understands patent law in China, Taiwan and the United States.

2023

"Chang Tsi & Partners is consistent and communicates with us within 24 hours. Everyone I have been involved with at Chang Tsi has been professional, friendly and understanding of our IP needs."

"We appreciate the reliable, fast and efficient service, and good commercial legal advice."

"We value their responsiveness and excellent advice."

"We appreciate the fast responses and mutual cooperation."

"They are responsive, engaging and business-minded. "

Case studies show the team acted for Dart Industries in a patent infringement case.