Sun Art Retail Group Limited, an investment holding company, operates brick-and-mortar stores and online sales channels in the People's Republic of China. It operates hypermarkets, superstores, and mini stores under RT-Mart, RT-Super, and RT-Mini names. As of March 31, 2022, it had a total of 490 hypermarkets, nine superstores, and 103 mini stores. The company also provides consulting, investment, wholesaling, and retailing services. Sun Art Retail Group Limited was founded in 1998 and is based in Shanghai, the People's Republic of China.