1. In the game "Taking Pictures in Hot Pot Restaurant", look for different props and dishes as shooting props, and then combine them with the background to create an interesting picture.

2. Waiters can take pictures of these interesting works and upload them to social media, leaving messages for interactive lottery to attract more customers to participate.

3. Make a close-up comparison between the bottom of each table and the side dishes, so that everyone can find faults.

4. Find out the three most special ingredients and get a small gift.