Tianjin Tanggu Huayang Valve Co. Ltd is a share-holding company that originated from the system reforming of plant which was estabilished in 1956. We are speciliazed series valves, such as butterfly gate ball check knife valves ect. different materials. Our products can meet with Din/Astm /BS/ ...

We are Beijing donghaisanlong chemicla Co., Ltd based in , China. member of Tradekey.com since February, 2011. Our business is related to Chemicals industry and we specifically deal Sulphuric Acid,oxide zinc,varies kinds chemicals. Please find our product details below: sulphur granula Hey ...