JD.COM(JD.com) is the largest self-operated e-commerce enterprise in China. In the first quarter of 20 15, the market share of self-operated B2C e-commerce in China was 56.3%. JD.COM Group has JD.COM Mall, JD Finance, Paipai.com, JD Smart, O2O and overseas business department. Liu, the founder of JD.COM, was the CEO of the group.