'Collective' G20 trade action eyed

China hopes leaders at Argentina summit will oppose protectionism

China hopes the upcoming G20 Leaders' Summit in Argentina will oppose unilateralism and protectionism at a time of slowing growth in global trade and investment, Vice-Commerce Minister Wang Shouwen said on Friday.

Wang spoke ahead of President Xi Jinping's trip to the South American country for the summit, which will be held from Nov 30 to Dec 1.