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......

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 continuous development of enterprise office information and the trend of mobile office, many enterprises realize it is the time to upgrade the company's network base. Many enterprise has bad expirence with their original wired or wireless network......

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......

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......

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 development of society and the rise of the e-commerce industry, online shopping has become more and more convenient, which has led to the rapid rise of the express delivery industry. With the increasing volume of express business, there are more and more problems in the process of delivery, such as：the community can't get in/out freely, the recipient is not there, the receipt is too slow......

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.......

Along with the internet developing, live video has gradually become the mainstream expression of the Internet due to the integration of images, text, sound and other rich elements. 4G/5G multi sim cards technology plays a very important......

remote video monitoring system has been widely used in smart power grid monitoring system. The system acquire remote video data and dynamic environment data from transmission lines, towers at all levels and......

The smart power grid is moving toward intelligent distributed feeder automation (FA) to provide power supply stability, fast response to outages, running topology calculations, and fast fault location and isolation. Energy network must realize......

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......