Topsec Technologies Group Inc., together with its subsidiaries, provides safety services and big data products in China. The company offers border security, safety testing and management, application and endpoint security, and enterprise data communication; data security protection and management; data leakage prevention; privacy computing; API security; password and industrial control security; Internet of vehicle security; IoT security; industrial safety; cloud services; security operations and integration; cyber security products and services; consulting and protection services; industry-specific services; red-blue confrontation services; technology testing services; cloud security; and SDP security and SDP access gateway systems. It serves energy, healthcare, finance, transportation, tobacco, education, and water conservancy industries, as well as governments, operators, and enterprises. The company was formerly known as Nanyang Topsec Technologies Group Inc.