Henan Dacheng Machinery Manufacturing Co. Ltd. is a large enterprise that concentrates construction machinery design,developing and production.Developed from original Zhengzhou Mangshan Zhongli Construction Machinery Factorythe company is mainly engaged in the developing and production of new construction machinery, it is one of the earlier professional manufacturers that were awarded the construction of special equipment manufacturing licenseis an enterprise with the state Class B license of crane installation and maintenance. ,br After several technological transformation>the scale has been expandedfrom mature ,Zhongli” brand hoist products to SS construction hoist lifts”form mature and serialization of SS construction lift products to manned cargo of SCSCD construction elevatortoday from the traditional model of SC,SCD construction elevator to the high-speed frequency construction elevator/all get new breakthroughs in technology.By repeatedly technological transformation it has won six patents.The old factory covered an area of 15000 square metersin 2008 having received government support in north 1 kilometer to Huayuankou town National Road 107,the company has also established a second plant of 30000 square meters,to create a total area of over 45000 square meters.There are more than 400 employees,including more than 100 people with professional skills The main production equipments are over 200 sets;including world-class robotic welding production lines and automatic production of high-temperature spray paint workshopannual production capacity are of over 6,000 setsconstruction lifts has won the scientific and technological achievements by Construction Department of Henan Province,and access technological certificate to promote new technologies and new product development.