What does Changchun Tongan Group do?

Communication engineering. Changchun Tongan Group is a company specializing in various engineering construction activities, Internet news information service, information technology consulting, mechanical equipment research and development, information system integration service, education consulting, network engineering design, communication engineering maintenance, communication technology consulting, communication equipment installation, network equipment research and development, communication business agency, communication equipment operation, communication equipment maintenance, software development, communication, network, computer software and hardware, and information technology. Tongan Group is a provincial-level high-tech enterprise engaged in the design, production, sales, software development and system integration of intelligent transportation systems, engineering electromechanical projects, public safety projects and safety prevention products.