NSFOCUS Technologies Group Co., Ltd. engages in the production, research and development of network security products. Its network security products includes Anti-DDos system, web application firewall, network intrusion prevention system, next generation intrusion prevention system, security assessment system, cloud managed services and security solutions for telecom carriers, data centers, financial companies, and Internet corporations. The company was founded by Ji Ye Shen on April 25, 2000 and is headquartered in Beijing, China.