Ph.D, Director of International Economic Law Department, the Institute for International Law of Chinese Academy of Social Sciences，Professor of International Law, Vice President of WTO Law Research Society of China Law Society, Vice President of China’s Arbitration Law Society,Vice-Chairman of Commercial Mediation Center of China Chamber Of International Commerce, Vice-Chief Justice of No.4 Civil Tribunal of Supreme People’s Court of China (April, 2015-December, 2017).He is also one of the first batch of experts of International Commercial Expert Committee of China International Commercial Court(CICC).