EMS (Express Mail Service) is a service product of China Post. It mainly uses air transportation to speed up delivery. Generally speaking, it takes 1-4 days to arrive according to the distance of the area.

Taobao's express delivery refers to other express delivery companies except postal services in the domestic market, and also uses its own network for express delivery business. Companies in the market mainly include: ZJS, Daejeon, SF, Shentong, etc. There are 1 000 express delivery companies in China.

Their service is the same in nature, and they all deliver goods to you. The difference is that one is a state-owned enterprise and the other is a private enterprise, each with its own advantages.