The mailing address of tax agent certificate needs to fill in the recipient's name, detailed address, postal code, telephone number and other information. The specific steps are as follows:
1. First confirm the recipient's name and address information to ensure accuracy.
2. Fill in the recipient's name in the mailing address bar, such as "Zhang San".
3. Fill in the recipient's detailed address in the address bar, including province, city, district and county, street, house number and other detailed information. For example, "Zhongguancun Street 100, Haidian District, Beijing".
4. Fill in the postal code of the recipient's location in the postal code column. For example: 100080.
5. Fill in the contact number of the recipient in the telephone field, so that the courier company can contact the recipient when it cannot deliver. For example: "138 * * * 8888".
6. Finally, check whether the information filled in is accurate, and then choose a courier company to mail it.