zhonghua road, Shijiazhuang, Hebei, China,050600
Tianjin Hengliwei Chemicals Co., Ltd., with many production bases, is a chemical enterprise engaged in the R & D, manufacture and deep-processing of powder products, including high quality titanium dioxide, lithopone, zinc oxide, caustic soda, stpp, so ...
black carbon, iron oxide black, pac, znic oxide and so on