We are Hebei Jingshi Chemicals  Co., Ltd. Our workship specializes in chemical products. Our main products include zinc oxide, carbon black, lithopone, titanium dioxide, pentaerythrite, iron oxide red, iron oxide yellow, calcium chloride, zinc sulfate heptaydrate, sodium sulfite, aluminum sulfate, polyaluminum chloride, sodium hexametaphosphate, oxalic acid, and so on .which are widely used in the Paint and Coating Industry, Rubber Industry, Water-treatment Industry, Feed Industry, Fertilizer Industry, etc.