Engaged in technology development, technical consulting, technical services, and technology transfer in the fields of electrical automatic control, mechatronics, and computer software; integrated installation services for automatic control systems (excluding special equipment installation); computer software development; sales: mining equipment, explosion-proof electrical appliances, automated control equipment, communication equipment (excluding satellite ground receiving facilities), electromechanical equipment, Wujinjiaodian, cultural and educational supplies, plumbing equipment, mechanical equipment and accessories, explosion-proof electrical equipment and materials, instrumentation, and chemical products