Zhejiang Shengyuan Compressor Manufacturing Co., Ltd is a large-scale enterprise group which is specilizing in R&D and manufacturing various kinds of air compressor vacuum pump welding machine cutting machine, electric appliance, etc.High quality and safety standards of our products are confirmed year after year by ISO9001, CE, TUV, CCC ,UL and CQC. With our products, you acquire safe, reliable and environmentally-friendly pieces of future.