If there are not many items stored in the display cases, you can put a slightly larger beverage bottle containing salt water in the display cases, or purchase lemons and pick lemon slices and place them around. In this way, the temperature difference inside the cabinet can be balanced, and the VC and nutrient content of fruits and vegetables can be ensured, thereby reducing the number of times the compressor is turned on and off, and extending the service life of the compressor. When using glass to display display cases, in order to facilitate the staff to supplement, arrange and price the products. The price tag and the commodity must correspond to each other, and the price must be adjusted in place.

　　 display cases If the display cases are open, you should avoid direct blowing of electric fans, air conditioners, and fan blowing, which will affect its cooling effect, and the night curtain should be closed during non-business hours. The goods that have not been placed in the supermarket display cases should be preserved, and be prepared to be placed in the supermarket display cases in time. The goods that need to be packed should be packed as soon as possible, weighed and placed in the supermarket display cases.

　　The fin-type condenser of supermarket display cases should be cleaned with a brush every one month or so to improve the heat dissipation effect. The quality and quantity of new products should be checked, spot-checked, and whether the quantity is the same as the order. Pay attention to organize the display cabinets, and the supermarket display cases should have enough lighting.

　　 display cases The condenser is generally under the steel plate of the cabinet, so the display cases should be placed in a well-ventilated place, and the dust on the outside of the cabinet should be wiped off in time, so as to improve the condensation effect of the condenser so as to improve the cooling effect. The purpose of power saving. After the display cases have been used for a long time, the inner tanks of the display cases are prone to frost. It is necessary to defrost the display cases frequently (about seven days) to improve the cooling effect. Goods should be sorted into categories and placed in the supermarket display cases. Make customers clear at a glance.