SF is "extremely fast" and SF is "standard fast". SF Express's delivery promise is that it can be delivered as soon as possible on the same day, while SF Express's delivery promise is that it can be delivered before 65438+ 02: 00 the next day at the earliest. Therefore, SF is faster than SF, but due to the difference in delivery time, SF is relatively more expensive than SF.
There are three kinds of SF Express: Express, Standard Express and Special Price. Express delivery is the fastest, limited to the first-tier cities in Beijing, Guangzhou and Shenzhen. Standard express is ordinary express, which is divided into land and air, which is faster, and air usually arrives the next day; The special price is the slowest and cheapest, and it usually takes about 4 days.