Anhui Tongdu Valve Co . , Ltd locates in Chineses ancient copper capital Tongling ,Anhui P. R . China , adjoining beautiful Huangshan moumtains,Budd-hism famous scenic spot Jiuhuashan xxxxx trademark is "TongDing" which was named as â??famous mark in anhui provinceâ??.The company has the history of producing valves for more than 30 years,mainly producing and selling series of the products ,such as gate valve ,check valve ,exhaust valve ,drainage valve ,gate control valve ,expansion joint,sluice gate ,weir gate ,headstock gear grille ,suction dredger ,stirrer and other environmental products ,xxxxx company covers an area of 45,000 square meters ,its registered capital is 30 million Yuan RMB,it has more than 300 kinds of machining and special devices,possesses rich technology ,sound management system and good after-sale service .The company has already passed ISO9001 international quality management certificate ,14000 environmental management certificate and CE certification .It has also obtained confirm of second grade measuring system ,national title of qualified and stabilized quality products ,high quality products of Anhui province .It has self-owned import&export authority .It has been named as â??the 100 top private enterprises of Anhui province â??for four consecutive years since 1999,the provin- cial out standing private enterprise and the leading enterprise of Anhui province in environmental protection industrial base .Its multiple products have gained the state patent ,scientific and technical progressive award .The products are widely used in drainage ,metallurgy ,petrochemical industry electricity architecture and mineral ,etc . they have been sold to overseas market ,gained the general favorable comment . The company warmly welcomes customers and friends ,and take on the show of Huangshan mountains and Jiuhuashan mountains.