Sulfur S.A.

Shanghai Yezi Building New Materials Co., Ltd. Our company produces calcium/sodium/ammonium/magnesium lignosulfonate series products, and sodium/calcium/zinc gluconate series products are equivalent to chemical new materials. The product is marketed

BOON STREAM CHEM INTERNATIONAL TRADE CO.,LIMITED, CHENGDU BOON STREAM CHEMICAL INDUSTRY CO.,LTD(SICHUAN SHIFANG SHENGJIANG CHEMICAL INDUSTRY CO., LTD.),SICHUAN BOON STREAM