FILE PHOTO: UnionPay, a Chinese credit card company, displays on the exhibit hall floor during the Money 20/20 conference in Las Vegas, Nevada, U.S. on October 24, 2017. REUTERS/Steve Marcus
FILE PHOTO: UnionPay, a Chinese credit card company, displays on the exhibit hall floor during the Money 20/20 conference in Las Vegas, Nevada, U.S. on October 24, 2017. REUTERS/Steve Marcus