Methods/steps:
1, open the self-cooked hot pot first.
2. Pour the food from the self-cooked hot pot into the food box.
3. Pour the chafing dish base and spicy oil into the food box.
4. Open the tableware bag and pack chopsticks.
5. Open the self-heating bag and put it into the heating box, and pour a proper amount of cold water into the heating box.
6. Pour a proper amount of water into the food box and put it into the heating box.
7. Cover the self-cooked hot pot and wait until it is cooked.