1. Submit an application: First, the seller needs to submit a CPF certification application in the Amazon Seller Center. When submitting the application, you need to fill in the relevant product information, including product name, model, specifications, etc.

2. Submit information: After submitting the application, the seller needs to prepare and submit relevant information in accordance with Amazon's requirements. These materials usually include product manuals, quality inspection reports, certificates of conformity, etc. Ensure that the submitted information is true, accurate, and complete in order to pass the certification smoothly.

3. Product testing: After submitting the information, Amazon will conduct strict testing on the product. The testing content covers product quality, safety, compliance and other aspects. If the product has quality problems or does not meet the requirements of relevant regulations, Amazon will require the seller to make rectifications.

4. Audit results: After product testing, Amazon will send the audit results to the seller. The audit results are usually divided into three situations: passed, failed, and pending rectification