Ningbo TongJie Metal Industrial Co Ltd. is specialized in manufacturing Stainless Steel & Carbon Steel BALL VALVE , and the head office located in Taiwan. The area of factory around 2200 square meters in China . With the progressive CNCS , precious inspection equipments , and testing machinery , we exported our quality goods to America , Europe from 2007. With the experience of Taiwan , the valve in producing from the pressure 2000WOG , 1000WOG ball valve . Besides , we own completely and excellent procedures to assure the good quality . The product lines are widely to Screwed End , Flange End Ball Valve , and also machine various of components. By professional technical and perfect service , TongJie is the top one choice for your business partner.