With the gradually faster pace of city life, fully functional, complete supply the supermarket gradually replaced the traditional department store, into the lives of city dwellers has become an important place of the city for human consumption. Victory in the fierce competition, can not rely on a simple price war, only to let the business will suffer; only starting from lower marketing costs, brands, and establish a good image for customers to create a safe, comfortable, relaxed, supply complete the shopping environment, made possible by the good results. 

 The large supermarkets have a certain scale, a considerable area, all been no sales, is the main way to reduce costs. Selection of favorite products in the absence of intervention by the customer, and to bring potential problems to the theft of goods, increase the difficulty of management, to consider the security problem, to avoid the goods by unscrupulous customers pilfering, to avoid the deliberate destruction of others. avoid customers in the crowd too much accidents, but also to protect the storage of goods, staff management, supermarkets must be accompanied by a set of comprehensive monitoring system to solve the safety of supermarket operator, control and management problems. 

 Monitoring system, the supermarket in a timely understanding of the number of customers, and accordingly the necessary work to ease traffic, the system also all the scenes recorded in the data record time, location, market analysis for the marketing staff direction to provide detailed information. Through a systematic analysis of video data, can know the season, holiday, or even specific to the day which time, the most popular passenger can know what items, which selling point to attract customers.