CHEMICALS, like acids urea Carbon black Titanium dioxide,paints, dyes, Mineral,like boric ,Calcium silicate ,Silicone,ferrosilicon info4 at tjsxchem com

主要产品/业务: CHEMICALS, like acids urea Carbon black Titanium dioxide,paints, dyes, Mineral,like boric ,Calcium silicate ,Silicone,ferrosilicon