Surfilter Network Technology Co., Ltd. (Surfilter) was established in May 2000, with registered capital of RMB440 million. Surfilter is one of the earliest companies to be involved in network information security in China, and provides network security services to management companies, network operators, enterprises, public institutions and individuals. On April 25^th, 2012, Surfilter was officially listed on the China Growth Enterprise Market (stock code: 300311), and it became the first network information security enterprise in China to enter the capital market. Surfilter has maintained high compound annual growth rate since its establishment more than a decade ago. It currently has more than 1,000 employees and has a comprehensive suite of products and solutions in the field of network auditing and network information security. Its business covers network security, public safety, information security, security training, wireless security, Cloud security, mobile internet application security, network operator resource security, terminal security, data security, and other related areas. The company has more than 30 branches across the country and thousands of channel partners across the world, providing customers fast and professional services.
Surfilter’s places a lot of impetus on independent innovation and has established four R&D bases in Shenzhen, Beijing, Wuhan and Chengdu. It has been involved in formulating more than 10 network information security industry standards promulgated by China’s Ministry of Public Security and the Ministry of Industry and Information Technology. The company possesses more than 40 core national technologies, has undertaken more than 50 major national R&D projects, possesses more than 700 industry access qualifications, and has won more than 200 national and provincial-level awards. In 2018, Surfilter built the first national-level network security laboratory in Shenzhen—the National and Local Joint Engineering Research Center for Cyberspace Governance Technology (Shenzhen)—approved by the National Development and Reform Commission.

Surfilter is China's leading "cyberspace data governance expert", focusing on national autonomous and supervised network security as well as the “One Belt, One Road” initiative. Surfilter provides large-scale network security Big Data and Artificial Intelligence analysis products, with the aim to serve national cyberspace security governance and to combat online crime. The company is a pioneer in several areas such as network and information security, public security, shared internet audit, national network resource management, IDC network operator bandwidth coverage audit, network audio program supervision market share, compliance audit products, etc. At the same time, it is also the pacesetter of China's network security foreign assistance projects, and its popular international social software public opinion analysis and guidance system is a leading internationally competitive solution.

In 2017, the company made major breakthroughs in public security Big Data applications, online public opinion management and guidance systems for overseas markets, online fraud prevention platforms and large-scale cyberspace security projects. At the same time, the company’s online value-added business maintained steady growth. In 2017, the total revenue was RMB1.077 billion and the net profit was RMB152 million. In future, Surfilter will continue to provide large-scale network security data collection and intelligent analysis products focusing on national autonomous and supervised network security as well as the “One Belt, One Road” initiative, with the goal to serve national cyberspace security governance and combat online crime. The company will use online anti-fraud and other applications as the starting point to provide value-added online Big Data services.