Business process of mailing:

1. The customer purchases the goods online, and the seller issues the delivery demand;

2. The seller fills in the sender's information, pastes the tracking bar code and customs declaration;

3. The logistics company picks up the goods and sorts them by country;

4. After that, it will be transported through China and Hong Kong, customs clearance, and arrive at the airmail center in Hong Kong. After the procedures of arranging, boarding, and leaving the port, it will arrive at various postal distribution centers around the world;

5. Posts in various countries will then carry out two or three levels of distribution, sorting by city and street respectively, and finally reaching the hands of customers