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China . DunAn Holding Group was established in 1987 who depends on advanced management concept and powerful innovation idea. It has developed a transregional , conglomerated modern enterprise group which collect refrigeration parts, hardware, chemical engineering, trade, foodstuff, tour resource developing and real estate. It has 30 subsidiary companies and more than 10,000

work staffs. It is listed in Top 500 of China private-owned enterprises. It is one of the first lots of form enterprise of TRUST and form enterprise of management in Zhejiang province.    Zhejiang DunAn Valves Co., Ltd is holded by Dunan Holding Group. It is a professional manufacturer of various of brass valves and fittings. It is vice director member of Valve    Professional Committee of China Construction and Metal Configuration Association and a member of China General Valve Association and China City Gas Association. It was approved by CE, KS,ISO9001 certification and introducing TQM system into management system and getting the permission for manufacturing special equipment prior to other valve manufacturers. It won the famous brand in the field of Chinese Construction Material and was pointed as a “pointing manufacturer in brass valve line ” by feedwater and draining sub-association of China Construction and Metal Configuration Association.    DunAn Valves Co., Ltd founded the famous valve brand DunAn and Katong basing on modern management idea, modern equipment and eximious quality consciousness.      DunAn Valves Co., Ltd mainly manufactures flange, brass ball valve, gate valve, gas valve, stop valve, check valve, vent valve, filter, manual radiator valve, float valve, ball valve with lock, gate valve with lock, gate valve with union end, solenoid valve and so on.. All products are made of high quality brass bar through hot forging. Some products got national patent, which are widely applied to drinking water, industry feedwater, solar-heater, gas, steam system and environment protection system. It enjoys high reputation in abroad and domestic market.      DunAn Valves Co., Ltd always keep the management concept of being aware of crisis when in peace and provide excellent service with every client.    ZHE JIANG HUAYI MACHINERY CO., LTD is the branch holdings of DUN AN VALVE CO., LTD . Our group is listed in Top 500 enterprise. The company was established in 1999, which is located in Diankou industry zone which is the hometown of xishi , covering an area of 7900 square meters ,4600 square meters for its building area , which mainly produces fuel ware accessory , water heater accessory ,.building hardware accessory ,sanitary ware accessory , refrigeration accessory ,safety valve and basin & splitters . we are now using advanced hot forging technology and quality control system to ensure our quality .our company has passed ISO9001& 14001 authentication in 2000 & 2005. Having established long-lasting firm cooperation relations with Panasonic、 UJS、 NORITZ、 HUALU、 LAIRD 、TAITOH EIA and other wholly foreign enterprises and Sino-foreign joint ventures .The products exported to England ,Denmark ,Japan ,Korea, Malaysia and Middle East area. Customer consideration is our standards ,pioneer is the technology, base on the administration quality-oriented perfect service ,making effort to the excellent product, superior quality product, devoting to the society .