Taobao and Douyin are engaged in supply chain, mainly to solve the supply problem of e-commerce platforms. Supply chain refers to the management of the entire process from raw material procurement to product manufacturing, sales, and distribution, involving suppliers, manufacturers, distributors, retailers and other links.

Taobao, Douyin and other e-commerce platforms can ensure the stability and quality of the supply through cooperation with the supply chain, while reducing procurement costs and improving operational efficiency. Supply chain management is also one of the important means for e-commerce platforms to build core competitiveness.

Supply chain management (SCM) refers to the management method of product manufacturing, transportation, distribution and sales by effectively organizing suppliers, manufacturers, warehouses, distribution centers and channel merchants to minimize the cost of the entire supply chain system under the condition of meeting a certain level of customer service. It is an integrated management idea and method that performs functions such as planning and control of logistics from suppliers to end users in the supply chain.