Zhuji Shentong Machinery & Electric Industrial Co., Ltd was established in 1995, it has been devoting to design, research and manufacture of pipe fittings applied to HAVC & R equipment and building engineering, like Standard Vibration Absorber both for R410a and CO2 ; Vibration Absorber for Auto Air Conditioner, Locomotive Air Conditioner, Precision Air Conditioning and Transport Refrigerator etc; Refnet Kits for VRF VRV Air Conditioning System; Other Refrigeration Fittings like Brass Distributor, Sight Glass, Check Valve, Filter Drier, Co2 Filter and etc. Copper and Brass Fittings like Elbow, Coupling, U Bend, Reducer, Tee and etc. Vibration Isolation Products like Spring Hangers, Mounted Damper, Rubber Fix-It Foot and etc. Shentong passed the ISO9001\ISO14001 quality and environmental management system certificates in 2001. Meanwhile, its products have successively passed ETL\CE\SGS\ROHS\REACH and Dun & Bradstreet certificates. Shentong possesses numerious of automated equipments, besides, it has advanced laboratories and professional R&D team. Shentong is a technology-based small and medium-sized enterprise (of Zhejiang Province), which has 3 invention patents and more than 20 utility model and appearance patents.