Quantgroup Holding Limited engages in operation of online marketplaces in China. It provides Yangxiaomie, an consumer E-commerce platform for marketplace suppliers, comprising merchandise suppliers, and POP store operators. It carries a wide spectrum of retail goods ranging from consumer electronics, food and beverages, home appliances, cosmetics, jewelry to clothing, and personal daily care. The company also operates an automobile retail O2O platform, consumption guide which predominantly helps automobile retailers by attracting online traffic to purchase automobiles offline at local brick-and-mortar stores.