zhonghua street, Shijiazhuang, Hebei, China

TianJin HongYeCheng Chemical Import & Export Co., Ltd. is a professional import and export of chemical raw materials trading companies, self-and agent all kinds of chemical products and techno...

aluminum sulfate,black carbon,black carbon,formic acid,acetic acid,ferric oxid,chromium oxide green,Lithopone,Titanium Dioxide,oxalic acid,Pentaerythrite,Polyaluminium Chloride,phosphoric acid,Sodium ...