In recent years, elevator accident happens time by time. there are two main factors for this situation: 1. the lack of regular maintenance, 2,people know less about the principle of elevator construction......

​​​​​​​In the era of rapid economic development, marketing and promotion are becoming increasingly hot, and outdoor advertising is increasing. However, the traditinoal management  is chaotic and low efficiency , lacks of scientific characteristics......

The ground network of the traditional meteorological information system is built earlier, and the equipment performance is not good enough, the line speed is low, and the time is prolonged. It is difficult to meet the comprehensive data transmission requirements of automatic stations, sandstorms, radar etc.Satellite network coverage is small, low speed, and small stations can not directly communicate with each other, which limits the network function.

With the progress of urbanization, the current decentralized management mode of secondary water supply has been unable to meet the requirements for secondary water supply management, water quality and pressure, and service quality......

With the development of wireless communication industry, WiFi communication is gradually promoted to public places, including public mobile transportation vehicles, such as buses, tour bus, subway, cruise ship etc.......

Commercial streets, stations and their surroundings, crowded sections, key communities, entertainment places and other public places have the characteristics of large people flow and high mobility. It usually become important crime sites of criminals......

With the popularity of new retail, people enjoy to buy the commodity from the 24 hours vending machine. Product origin and retail store data interconnection, intelligent transfer goods, virtual experience......

Difficult and expensive to see a doctor, overcrowding in large hospitals, no one in community hospitals, cumbersome procedures, medical resources polarization, these problems have become an important factor affecting .....

With the acceleration of urbanization, urban traffic pressure is increasingly intensified and traffic flow continues to rise, resulting in serious urban traffic congestion, frequent traffic accidents and traffic violations etc......

Being part of intelligent transport and smart city, smart bus station platform is a livelihood project benefit cctizen's daily life. an implement task. Electronic station boards at the bus stations display public vehicles arrival information and operation state in real time......

Charging facilities mainly includes centralized charging station and distributed changing piles, scattered location and large number. In order to ensure user experience and operation efficiency, it is necessary to provide......

The landscape lamp is related to the image of a city and is closely integrated with city planning. Traditional landscape light system can not adjust the brightness and color of lights in real time.Its management depends on manual inspections......