The authors of this article believe that the G20 should play a “leading” role in global governance.The G20 should make the decisions,while the IMF,the World Bank and the WTO should carry them out.The institutionalization of the G20 is in China’s national interests.China should pay particular attention to agenda setting in the G20,and especially promote “trade liberalization” and “development”. The authors of this article believes that the G20 should play a “leading” role in global governance. The G20 should make the decisions while the IMF, the World Bank and the WTO should carry them out. Institutionalization of the G20 is in China’s national interests.China should pay particular attention to agenda setting in the G20, and especially promote “trade liberalization” and “development”.