Trade talks between a Chinese official and three of U.S. President Donald Trump's senior advisers will take place at the White House on Thursday, a White House official said. U.S. Treasury Secretary Steven Mnuchin, U.S. Trade Representative Robert Lighthizer and White House economic adviser Gary Cohn will meet jointly with Chinese economic aide Liu He and his delegation at the White House, the official said on Wednesday, requesting anonymity to discuss the meeting, according to Reuters. "We expect a frank exchange of views on the trade and economic relationship, and that talks will focus on the substantive issues," the official said.