Daily hygiene supervision and inspection of food, tableware, etc. means that when health supervision departments, food and drug supervision departments and other relevant departments conduct daily and regular hygiene supervision and inspection of your unit, they will give you a test report on the testing situation of your unit. You only need to show the test report (a copy is also acceptable). Sampling inspection means that relevant departments come to your unit for random sampling inspection, and there are also test reports. Self-inspection means that you conduct self-inspection on your own company, including the kitchen, the purchase of goods, the receipt of tickets, the health examination of employees, the training of health knowledge, etc., and finally summarize and write a self-inspection report according to relevant standards.