Nanjing Chenguang Group Co., Ltd. (NCGC) is a high-tech comprehensive mechanical manufacturer in China. We obtained ISO9001 certificate in 1994 and American ASME "U" and "U2" grade authorized certificate. We have been approved in designing and manufacturing pressure vessels of grade I, II and III. NCGC owns Servo Technology Research Institute, CNC Machine Center, Forging & Heating Treatment Center, Surface Treatment Center, Technology Institute and Measurement Center.NCGC offers two kinds of services to our customers. One is supplying our main products, including metal hoses, bellow expansion joints, RTP, pressure vessels, NC high pressure water cutting machines and granule-making machines. The other one is offering the service of processing various precision parts, including turning, milling, drilling, grinding, planning, precision machining, forging, casting, and surface treatment.Owing to advanced equipment and highly technical engineers, NCGC can machine difficult-cutting materials such as stainless steel, titanium alloy, high manganese steel and high-temperature alloy. The accuracy of machined products can reach up to micron level. NCGC also has ability to machine all kinds of cutting tools, measuring tools, dies and molds, jigs and fixtures.We sincerely hope that friends from all fields have a pleasant cooperation with NCGC.