Company Description
Shaoguan Haihao Co.Ltd manufaturing company of silicon metal ,Manganese Sulphate (MnSO4.H2O),Zinc Sulphate Heptahydrate,Zinc Sulphate Monohydrate, Ferrous Sulphate Monohydrate,Ferrous Sulphate Heptahydrate,Magnesium Sulphate Heptahydrate,etc