Steel Pipe, Cold Drawn Precision Seamless Steel Pipe, Precision Seamless Steel Tubes manufacturer / supplier in China, offering Precision Machined Cold Forged Heatsinks Parts for Industrial and Machinery Applications, OEM Custom Cold Forged Automotive Parts Hot Forged Alloy and Carbon Steel for Autos & Machinery, High Precision Cold Forged Aluminum Parts Custom Forging Services and so on.