1. Contact Yan Jiafen headquarters, fill in the application form and submit it to Yan Jiafen headquarters for review.

2. After the approval, go to Yan Jiafen's headquarters for a field trip to learn important information such as joining policy and business model.

3. Both parties reach the cooperation intention, sign the specific joining contract, attend the training courses provided by Yan Jiafen's headquarters, and learn the necessary contents such as product knowledge and technical skills.

4. Under the guidance, choose a suitable place for decoration, and purchase the required equipment and materials according to the suggestion of the headquarters.

5. After completing the preparatory work, it can be officially opened for operation.