The authentication of Douyin e-commerce account needs to follow some rules and procedures. The following are the detailed authentication procedures and requirements:

1. Register/log in to Douyin e-commerce account: First, you need to register an e-commerce account in Douyin and upload the company logo and authentication subject information in the account.

2. Submit the authentication application: After logging in to the e-commerce account, you can enter the e-commerce platform listing management page, select "e-commerce authentication", upload the specified authentication materials (including business license, legal person ID card, authorization letter, etc.), and fill in the relevant information. The uploaded materials must be clearly visible, unobstructed, and meet the image format and size requirements specified by Douyin.

3. Waiting for review: After submitting the authentication application, you need to wait for Douyin's review, which generally takes 5 working days.

4. Pass/fail the audit: After the e-commerce authentication audit is passed, you can officially carry out e-commerce activities and enjoy some preferential policies. If the audit fails, Douyin will provide the reason for the failure, and users can make adjustments and modifications based on the suggestions to apply for authentication again.

It should be noted that Douyin e-commerce certification has some requirements and key points. During the certification process, it is necessary to be legal and compliant, the materials must be accurate and valid, and comply with the relevant regulations of Douyin e-commerce certification in order to successfully complete the certification.