the company's products and solutions are widely used in the field of private network construction, such as intelligent transportation, tunnel management, government public safety departments, public utilities and various industries' emergency communication, command and dispatching, daily work communication and so on. The company has the certificate of standard enterprise for the sale of radio transmitting equipment issued by Shanghai radio administration and the qualification certificate for the technical design of radio fixed station (station) communication network. In tunnel wireless communication system, indoor mobile communication system, indoor walkie talkie communication system, indoor small wireless LAN system, indoor mobile communication * system (full frequency outage) He has rich experience in underground space unlimited coverage system engineering and other fields

in recent years, the company has undertaken Shanghai Pudong Airport border inspection station, Shanghai Hongqiao Airport border inspection station, Shanghai Xianxia Road Tunnel communication project, Changsha Yingpan road tunnel 150m, FM broadcast wireless communication project, Changsha Nanhu road tunnel wireless communication project, Qingdao Binhai Highway Yangkou tunnel 150m, 350m private network communication, Guangzhou Zhoutouzui tunnel Luoyang Zhoushan tunnel, Nanchang Xianghu tunnel and other projects