The company is mainly engaged in: undertake the installation, maintenance, repair, overhaul, maintenance, maintenance and technical consulting services of chemical equipment, electromechanical equipment, electrical instruments, pressure pipes, boilers and lifting appliances; the renovation of pressure pipes and boilers; General contracting for chemical engineering, mechanical and electrical installation engineering, building construction engineering, foundation and foundation engineering, municipal engineering, fire protection facilities engineering, electric power engineering, building decoration and decoration engineering, steel structure engineering, lifting and hoisting engineering, thermal insulation and anticorrosion engineering; lifting Mechanical and construction equipment leasing; industrial design of chemical equipment.