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"We must monitor the complexity and spill-out effect of their business risks, defuse risks timely and forestall new, hidden troubles brewing systemic risks," he said.

Ren Guoqiang, a spokesperson for the Ministry of National Defense, made the remarks when asked about the recent appointment of the U.S. acting defense secretary.

China has been committed to opening up in economic and trade fronts, which has shown its consistent support to multilateralism, said Song Chaolong, deputy dean of the School of Marxism at Peking University. "Safeguarding multilateralism is particularly important as it has charted the course for the international community to tackle global challenges and enhance cooperation."

TIANJIN, Nov. 29 (Xinhua) -- Giant wind turbine blades measuring more than 65 meters are laid out in the storage area of a sprawling wind turbine factory in north China's Tianjin Municipality, waiting to be transported to the nearby seaport and shipped to other parts of the world.