Shanghai XNG Holdings Ltd. is an investment holding company, which engages in the management of restaurant chains. It operates through the Mainland China and Hong Kong geographical segments. The firm's brands include Shanghai Min, Maison de L’HU, Oreno, Wolfgang Puck, Doutor Coffee and Mai Chi Lin. The company was founded by Hui Min Wang and Hui Li Wang in 1987 and is headquartered in Shanghai, China.