Mainly engaged in the teaching and research of intellectual property law and international economic law. Courses such as introduction to international economic law, intellectual property law, international technology transfer law, foreign tort law, foreign contract law, anti-dumping and countervailing law, foreign trade correspondence and telecommunications, and professional foreign languages are offered.

He studied at Columbia University Law School and Harvard University Law School, and was a visiting professor at San Francisco University Law School, St Louis University Law School, university of groningen Law School in the Netherlands, National University of Singapore Law School, City University of Hong Kong Law School and Ghent University in Belgium. The main monographs and teaching materials include more than ten books, such as Practical Manual for Foreign Registration of Trademarks, Collection of Cases of International Trade Disputes in GATT, Intellectual Property and International Protection, and more than 3 papers have been published. Recommended by the China Municipal Government, it was approved to be included in the list of dispute settlement experts by the WTO Dispute Settlement Body (DSB) in 24.