FILE - In this July 23, 1985 file photo, Chinese President Li Xiannian, right, applauds while visiting with U.S. Vice President George H. Bush, left, at the State Department in Washington. Another visited Disneyland and Hollywood. Chinese President Xi Jinping’s trip to the U.S. mid-September, 2015, is the latest in a string of visits made over the years by China’s leaders since formal diplomatic relations were established between Washington and Beijing in 1979. (AP Photo/Dennis Cook, File)