Zhengzhou Gaoshan Valve Co.,Ltd was founded in 1975,which one of the enterprises that got the production permit firstly.The company occupies 120000m2,with 80000m2 in building,880existing employess,259sets of cutting equipment,31sets of heat treatment and fixed capital RMB 50 million.At the same time the company has 9 filiales for cast iron,precicion cast ,metal maching ,rubber,assembly and so on.Zhengzhou City Valve Development Center locates in our company. 
    Our main products include 16 series of gate valve,globe valve, butterfly valve,check valve,ball valve,plunger valve,steam trap,safety valve,pressure reducing valve,ventilation adjusting valve,chimney valve,etc and series of gas valves,with nominal diameter from 15mm to 3000mm,and the nominal pressure from 0.6MPa to 32.0MPa.The products are widely used in the filed of petroleum,chemical,heating system and so on.We emphasize development, and introduce new products into the market every year. Our products sell well in domestic and international markets, such as American,Canada, Russia,Pakistan,korea and other contries. 
    Our company passed ISO9001,API,CE,and got the manufacturing permit of special type of equipment by the government.We pursue the management tenet of "Quality is superior,Service is supreme,Reputation is first", and will sincerely create share success with all clients. 

    We are good supplier of alibaba.com.
    Welcome you to contact us for more information and looking forward to working with you!