The first thing to do is to know what you want to do,

why you go in and join the group with these questions;

When applying to join the group, you are a novice, so you should keep a low profile.

The reasons for applying should be sincere, and you should

interact with everyone frequently, and hope to exchange food and beverage experience in it.

Search for the catering exchange group in QQ group search,

Fill in the reasons for the application, and you can enter the group.