The sign at a Pizza Hut location, which is owned by Yum Brands Inc, is pictured ahead of their company results in Pasadena, California U.S., July 11, 2016. REUTERS/Mario Anzuoni

The sign at a Pizza Hut location, which is owned by Yum Brands Inc, is pictured ahead of their company results in Pasadena, California U.S., July 11, 2016. REUTERS/Mario Anzuoni

The sign at a Pizza Hut location, which is owned by Yum Brands Inc, is pictured ahead of their company results in Pasadena, California U.S., July 11, 2016. REUTERS/Mario Anzuoni

September 3, 2016 12:09 AM (UTC+8)