1. Open Meituan Takeaway APP and WeChat applet and enter the home page.

2. Find and click the "spelling rice" option on the homepage to enter the spelling rice page.

3. Browse the catering items provided on the dinner party page.

4. Find the food you want to buy and click to enter the purchase page.

5. On the purchase page, there will be an option of "booking in advance", click it.

6. On the Booking page, select the desired scheduled date and time.

7. After confirming the selection, submit the order and pay.