• Northwestern China PPDR Authorities Geared up with Caltta Convergent Communications Solution

    In accordance with the guidelines issued by the Central Government, a professional digital trunking (PDT) system covering all cities and counties in Qinghai province was built to enhance the readiness of the Emergency Management Department and its taskforces. Within this provincial PDT system, unified dispatch, coordinated operation, and emergency response were fulfilled. It connects with the 370MHz PDT communication system of the Ministry of Emergency Management of the country.

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  • Xi'an Police 2+4 Urban Emergency Response Digital Trunking System

    With the economic and social development of Xi'an, a northwestern city of China, The emergency agency and police more often conduct coordinated efforts under unified command with other sectors across areas. This is not a case that the existing communication system can solve. A scientific and efficient communication and commanding system based on advanced technologies is needed to cope with emergencies, minimize the losses of life and property, and maintain social harmony and stability.

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  • Qinhuangdao 2+4 Police Digital Trunking System

    Located close to Beijing and Tianjin, the city of Qinhuangdao across the northeast and North China economic zones and is in the center of the Bohai Economic zone . At the end of 2015, the city had a population of 3.0732 million over a land area of 7812.4 square kilometers. The police wireless communication private network is critical to command and dispatch of daily task, and plays an important role in major events, executing security tasks, maintaining stability, combating and preventing crimes, and carrying out rescue. It is an irreplaceable tool of the police sector.

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  • LTE Wireless Communication Network of Zhengzhou Public Security

    In accordance with the Guidance on Strengthening the Construction of the Social Security Protection System released by the Ministry of Public Security of the People's Republic of China and On Strengthening the Construction and Application of the Province's Technical Protection System released by Henan provincial government and based on the principle that Zhengzhou municipal government serves the people, Zhengzhou Public Security Bureau has been conducting overall planning, unifying standards, and constructing the video surveillance system for a safe city for three consecutive years since 2010, realizing full surveillance coverage of communities, roads within the Third Ring road of the city, street gardens and key departments, and part surveillance coverage of key places, city entrances, primary and middle schools, bus stations and lanes.

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