Leslie is an experienced PRC lawyer and a postdoctoral researcher. He has been focusing on intellectual property (IP) related practice and research for over ten years. He holds a Ph.D. in IP Law, a Master's degree in Law, a Bachelor's degree in Literature, and a Bachelor's degree in Science.

He serves as the head of Shanghai office at Chang Tsi & Partners, which is recognized as a National Outstanding Law Firm and has a strong reputation in IP and litigation. His practice areas cover the overall strategy of IP prosecution and enforcement, IP infringement litigation and non-litigation dispute resolution, IP administrative protection, IP licensing, online IP protection, anti-unfair competition, etc. Leslie has helped many clients, including Fortune 500 companies and start-ups, to formulate comprehensive IP protection strategies, and helped clients maintain IP rights in China through administrative and judicial channels. He has successfully represented numerous multinational corporations in IP infringement civil litigation in China, securing substantial compensation. He has also worked in Germany as a visiting lawyer, assisting leading Chinese enterprises with investment projects in Europe.

Leslie is a German Chancellor Fellow, a Chevening LSE Fellow and a recipient of international scholarships from the European Union. As a visiting scholar or guest researcher, he has conducted research at renowned academic institutions including the University of California, Berkeley, the Max Planck Institute for Innovation and Competition in Germany, and the University of Warsaw in Poland. He is particularly proficient in trademark law and is familiar with US, EU, and German trademark law. Much of his research output and interests focus on the impact of IP law on society. Leslie served as an external expert for the China IP SME Helpdesk under the European Commission, as well as for government agencies in Nanjing and Shenzhen. He has been listed as a Global Leader by the World Intellectual Property Review.