Tianjin RongHeng Group ( former Tianjin LuTAI Precision Casting General foundry) is a national grade enterprise group permitted by the Agricultural Ministry of the People's Republic of China. Under the Group, there are 16 sub-companies: 1) Tianjin Lutai Precision Casting Co.,Ltd, 2) Tianjin Xinchao Mechanical&Electrical Equipment Co.,Ltd, 3) Tianjin Lutai Oil Equipment Co.,Ltd,Tianjin Rongheng Group Co.,Ltd, 3)Tianjin Daqian Steel Tube Manufacturing Co.,Ltd, 4)Tianjin Dapeng Screw Pump Manufacturing Co.,Ltd, 5) Tianjin Xingda Pump Manufacturing Co.,Ltd, 6) Tianjin Hongjin Boring Equipment Co.,Ltd,Tianjin Ninghe Jinlian Trading Co.,Ltd, 7) Tianjin Safety Gas Station, 8) Tianjin Globle Recycle Waste Material Co.,Ltd, 9) Tianjin Ninghe Welfare Electrical Appliance Factory, 10) Tianjin Ninghe Sport Products Factory, 11)Tianjin Ninghe Green King Co.,Ltd, 12) Tianjin Ninghe Hotel,Moulding workshop in Tianjin Xinchao 13) Mechanical&Electrical Equipment Co.,Ltd,, with total asses of 650 million .there are 2600 employees in the Group ,including 260 technicians. The Group has always devoted to development of new products and improvement of old products, persists to adopt advanced science and technology ,The Group imported advanced test and production equipment and technology ,which guarantee the high technical contents in the enterprise. the series of products of centrifugal supercharging water flooding pumps, researched and developed by our Group was awarded many items of national palents ,and is listed into the "spark plan" of the state ,this water flooding pumps , together with diving electric pumps and high quality precision castings made by our Group are on sale throughout the country and also in usa ,Germany ,Japan and Australia ,and are well received by the users .At present ,our company has formed production capacity if annual output of 5000 sets of pumps , 1000 tons of pump parts ,5000 tons of high quality precision castings .this company passed through the ISO 9001 international Quality System Approval of DNV Company in 1997 . The quality policy of our Group :Living by Quality ,Developing by Credit .We Will provide our customers with most excellent products and best service.