1. First of all, parents of students can freely register and pay fees through the WeChat applet. 2. Secondly, by setting the password of Jimei Middle School, parents are restricted from registering at will, and only by filling in the correct password of the meal fee of Jimei Middle School can the registration be successful. 3. Finally, the system supports issuing orders for the parents in the background. After issuing the orders, the parents can directly pay the orders on the WeChat applet.