They are two different operating systems. Taobao: It is the largest online retail and business district in Asia Pacific, founded by Alibaba Group in May 2003. Taobao is a retail model. Taobao focuses on retail and is oriented to end users. Taobao's customers are individuals, which belongs to the B2C or C2C model. Alibaba: It is the predecessor of 1688 and is China's leading domestic trade e-commerce platform for small enterprises. Alibaba is an order model. Alibaba is mainly oriented to wholesale (including export and domestic sales), dealers, and agents. At the same time, Alibaba is divided into international stations and Chinese stations. The vast majority of domestic users use the services of the Chinese station - TrustPass. Alibaba's customers are mainly enterprises, which belongs to the B2B model.