Zigong Zigao Valve Co.,Ltd is located in Zigong ,Sichuan Province -- China's biggest ball valve base.The new workshop of our company is seated in Zigong BanCang High-tech Industrial Park where has convenient traffic and perfect facilities.During the years,Zigao Valve owns a experience and professional team includes ball valve producers,designers,managers,best sellers depends on advanced equipments,complete facilities and qualifications accumulating rich experience. Zigao is a domestic professional ball valve manufacturer.Through we base on the introduction of foreign advanced technology foundation digesting practicing and improving our ball valve.Now We can according to GB,API,BS,DIN,JIS,etc to produce various kinds of ball valve.The pressure from 150LB(16Kg)to 1500LB(320Kg),The caliber from 2"(DN 50MM)to48"(DN1200MM),the Operation include manual,Gear transmissionelectric,pneumatic,pneumatic and hydraulic linkage etc. Zigao is professional committed to the gas pipeline,petroleum and petrochemical Valve Design,research,production and sales.The pipe welded ball valve(Patent No.: ZL200520113462.0) and the steel plate welded ball valve(Patent No.: ZL200520119076.2) which obtained the national patent are made by Zigao . We always adhere to the "Customer first,quality first " and " strive to achieve a bright future, dedicate to make more progress"