Hebei Yunjian Wandun Security Technology Co., Ltd. is a high-tech enterprise specializing in information security product research and development and information security services. the company was founded in 2013 and is headquartered in Shijiazhuang High-tech Zone, Hebei Province. the R & D center is located in Beijing Zhongguancun Software Park.

Yunjian Wandun's main products include: secure access gateway, terminal secure access module, secure email system, PKI/CA digital certificate authentication system, domestic information security equipment with independent intellectual property rights, database audit, security isolation and information exchange system, intrusion detection and intrusion prevention system, vulnerability scanning, intranet security and Internet behavior management, security application software and other high-end security products.

Yunjian Wandun mainly operates services such as security services and information system integration, including security operation and maintenance, security inspection, emergency response, penetration testing, security consulting, security reinforcement, risk assessment and so on. Business application industry involves finance and taxation, e-government, public security and other fields.