China Post: State-owned, fully networked, capable of going international, fast and expensive.
SF: The best direct selling company, with the most comprehensive collection and distribution network among similar companies. The price is slightly more expensive and the speed is the fastest.
Shentong: Joining the company, the network is complete, but the delivery network is slightly inferior to SF. The price is acceptable and the speed is average.
Huitong: Imitating Shentong mode, the price is lower, but the speed and service are not ideal, and the network is not perfect.
Dayun: The network is average, the price is low, and the speed in some areas is acceptable.
Tong Yuan: There is not much difference between Zhongtong and Dayun.
Debon: The price is cheap but the time is long.