First of all, the old neighborhoods from property management to the community security system as well as to the community access control system are in need of maintenance and upgrading, after all, the age of a long time, so it is also necessary to achieve the scene according to the problem of the program summary of Taichuan Technology in accordance with the problems of the old neighborhoods are also to make adjustments to the program, the actual needs of many users are also for the building intercom has a certain requirement, the need for visual, good, maybe a little bit will be equipped with facial recognition access control, license plate recognition road gates, and the property management system, users can pay the bill at home. A little maybe equipped with face recognition access control, license plate recognition gates, and property management system, users can pay at home life water, electricity, property fees, gas and other living expenses more old neighborhoods older people, so to provide a change in convenience, but also conducive to the community management, in fact, can also add other features, but also according to the actual community to budget functions.