Every body likes to go shopping., so the supermarket environment plays an important role in consumer’s eye. Consumer perfects to a good cooling supermarket than a hot one. Summer is approaching, ventilation and cooling equipment installed is imperative. But the choice of ventilation and cooling equipment can be difficult for many businesses, because the installation costs and the cost must be controlled within a reasonable range. They surely invest the least cost to achieve the best results. The comfortable environment is very critical. Originally they planned to install central air-conditioning ventilation and cooling supermarkets to solve the problem, but taking into account the high cost of inputs used and the choice of environmentally friendly air-conditioning installation. whole area of Supermarkets is about 3,000 square meters, using a total of 32 air-conditioned environment with eight host suction fan and wind blowing ventilation tube. The whole project took less than two weeks to schedule. After the installation is complete, the supermarket environment is very cool.The cooling effect is very good.