8: 00 a.m. and 10 p.m. RT Mart (Dafuyuan) in Xiangqiao District is located in Yuan Kui Square in the middle of Chaozhou Avenue. Business hours are Monday to Friday from 8 am to afternoon 10. Saturday to Sunday is 8.30am-10.30am RT Mart is a large supermarket chain in Taiwan Province province, China, founded by Yin Yanliang, president of Runtai Group.