City Coolxuan Company Limited, an investment holding company, provides system development, hardware-related, and short messaging services in the People’s Republic of China. It operates through Services; Sales of Hardware segments; and Short Messaging Service Fee segments. The company online network systems; manufactures and trades in hardware products; develops technical and software products related to identity authentication services; and constructs a unified payment system and platform. It also conducts information verification for other companies; constructs unified digital authentication systems, including application integration, operation, and maintenance of such systems; builds infrastructure for real-name system management based; authorizes a website to digitally replicate, issue, and disseminate educational course video content over information networks; and designs mobile web pages for marketing purposes, as well as provides financing, payroll, and administrative services; and training and consultancy services on robotic process automation.