SHANGHAI, June 23, 2020 /PRNewswire/ -- Yum China Holdings, Inc. ("Yum China") (NYSE: YUMC) today announced that it will report its unaudited financial results for the second quarter ending June 30, 2020 at 4:30 p.m. U.S. Eastern Time on Wednesday, July 29, 2020 (4:30 a.m. Beijing/Hong...