本周，G20贸易和投资部长们将在阿根廷城市马德普拉塔（Mar del Plata）汇集，这是他们2018年初关税大战以来的首次会晤。
Dr. Shuaihua 'Wallace' Cheng is the Managing Director, Global Economic Governance Initiatives, International Centre for Trade and Sustainable Development (ICTSD), Member of ICTSD Operation, Programme and Strategy Board. Currently, he co-manages WTO Post-Nairobi Programme and China, G20 and Global Economic Governance, New Industrial Policy Group, the E15 Initiative in partnership with the World Economic Forum. Dr Cheng is also Adjunct Professor at the University of International Business and Economics (Beijing), Associate Editor of Advances in Climate Change Research Journal of China National Climate Change Centre (Beijing), Member of Asia Society's Asia 21 Advisory Committee (New York), and Member of the Evian Group Working Group on Trade (Lausanne). Before joining ICTSD,he was an economist at the Shanghai Municipal Government Development Research Centre and Board Secretary of the Shanghai WTO Affairs Consultation Center. Dr Cheng is Yale World Fellow (2015), Asia 21 Young Leader (2007), British Chevening Scholar (2005), Salzburg Seminar Fellow (2000).