Chinese Vice Premier Liu He, who also comes as the special envoy of Chinese President Xi Jinping, U.S. Trade Representative Robert Lighthizer and Treasury Secretary Steven Mnuchin co-chair the formal opening of a fresh round of high-level economic and trade talks at the Eisenhower Executive Office Building of the White House in Washington D.C., the United States, Feb. 21, 2019. China and the United States on Thursday morning kicked off here a fresh round of high-level economic and trade talks. (Xinhua/Liu Jie)