JD.com, Inc., also known as Jingdong and formerly called 360buy, is a Chinese e-commerce company headquartered in Beijing. It is one of the two massive B2C online retailers in China by transaction volume and revenue, a member of the Fortune Global 500 and a major competitor to Alibaba-run Tmall. 

The company was founded by Liu Qiangdong on June 18, 1998, and its retail platform went online in 2004. It started as an online magneto-optical store, but soon diversified, selling electronics, mobile phones, computers and similar items.

The company changed its domain name to 360buy.com in June 2007 and then to JD.com in 2013. 

JD.com has invested in high tech and AI delivery through drones, autonomous technology and robots, and possesses the largest drone delivery system, infrastructure and capability in the world. 

According to en.wikipedia