With the popularization of big data and AI technology, passenger flow is more and more widely used in various industries, such as shopping centers, chain stores, airports, stations, scenic spots, parks, public transportation, museums, exhibition halls and other public places.

For the retail industry, the customer flow is a very basic index, because it is directly proportional to the sales volume. Reasonable use of passenger flow data can provide a basis for operators, timely change or adjust the operation strategy, and then improve the operation efficiency and sales, reduce costs and increase efficiency for enterprises, and improve the shopping experience for consumers.