1. First, open the browser and search for Chengdu Genbaiwei Catering Management Co., Ltd., then slide down to find the link with official website icon and open it.

2. Secondly, click on the top right corner in the official website of this company to contact customer service.

3. Finally, ask Miss Xu about Chengdu Snacks in the chat box with customer service, and you can choose to join.