Car sharing service platform can provide users with a variety of services due to the use of Internet technology, and can gradually expand the service functions. As the Internet technology itself can realize the advantages of effective integration of resources and cross-industry services, it will have a great impact on the mode of operation of sharing economy. For example, in addition to the basic services of online car rental, our current APP can also provide various other services, such as door-to-door delivery of goods after purchase, door-to-door medical services, picking up children and pregnant women, etc. We can also foresee that there will be other forms of car-sharing services, and that the mass participation will continue to increase. In addition, car sharing involves more subjects than traditional taxis, including operating platforms, platform managers and consumers.