Cangzhou Doushan Machinery Manufacturer Co., Ltd was founded in 2000, which is one of the earliest casting factories in China. Our main products are compressors, elevator components, deceleration machine parets, engineering machinery parts, contruction products, casting pipe fittings and so on. The products are exported to USA, Europe, Dubai and Australia. And passed the ISO9001and ISO/TS 16949 Quality management. Now we are going to make the certification of CE&EN certificate.