The school canteen of Qingdao Harbor Vocational and Technical College also contracts the window. The canteen must be operated independently by the school in accordance with relevant laws and regulations and obtain the catering service license issued by the food and drug supervision department.

moreover, it must reach the A-level unit (hereinafter referred to as the A-level unit) of food safety supervision and classification management of catering services before it can operate. School canteens that fail to reach A-level units should be stopped immediately until they reach A-level units.

A production and business operation entity that provides food delivery service for schools must meet three conditions:

First, it must obtain a catering service license issued by the food and drug supervision department, and the licensed items of "nutritious meals for students" must be marked;

Second, it must reach the "A-level unit for quantitative and hierarchical management of food safety supervision of catering services" issued by the food and drug supervision department;

The third is to determine the catering unit strictly through the bidding procedure. Any collective dining production and business operation unit that fails to reach the "A-level unit" shall be stopped by the school immediately.