Topsec Technologies Group Inc., together with its subsidiaries, provides cyber security, big data, and cloud services in China. The company offers network security products comprising of border security, security detection, access security, endpoint security, application security, wireless security, VPNs, and firewalls. It also integrates data identification, protection, detection, response, and recovery solutions; and offers data lifecycle solutions. In addition, the company provides cloud network, computing, storage, security, disaster, and recovery services, as well as offers IoT video security monitoring system, video security, video data protection, drone countermeasure systems. Further, it provides vehicle-mounted firewalls, vehicle-mounted intrusion detection, in-vehicle authentication, and vehicle-networking security products. Additionally, the company offers AI network security solutions. The company was formerly known as Nanyang Topsec Technologies Group Inc. and changed its name to Topsec Technologies Group Inc. in November 2020. Topsec Technologies Group Inc. was founded in 1985 and is headquartered in Beijing, China.