The upper car housekeeper app officially entered the market in 2015, and the upper carkeeper was primarily an application to provide services to the car, which was a heavy new development project launched by the shanghai automobile group. Since entering the market, the carkeeper has become a car-friendly software for most of the car owners, while the upper car housekeeper's software volume also includes a number of different services, among which customers are more interested in driving techniques and common knowledge of car-keeping, as well as emergency procedures, which allow users to handle their cars easily and provide more economical services to users in case of an emergency. After many years of constant service to the car owner, and before the introduction of the carkeeper, all the car owners were specially surveyed at the headquarters, who saw the recognition of the new carkeeper and successfully pushed the carkeeper onto the market. The satisfaction with after-sale services is now particularly high. With the software on the mobile phone, users are able to learn about their own car fruit, as well as to review the vehicle manual at any time, particularly with regard to small skills and attention, which will be very convenient for users, allowing them to learn more about common sense, so that they can resolve sudden-onset situations and then go to the car butler for help. The main functions of the car housekeeper are many, and users can use them in normal times to check for their violations, as well as for vehicle checks and insurance, maintenance, etc. The car housekeeper is a timely reminder to the users, as well as a search for information on the car house and the maintenance site, and the nearest service point can be found if the vehicle needs maintenance。