Company Description
Chemicals manufacturer here.
Qinhuangdao Ousai Shi Chemical Co., ltd have researched & designed chemicals productfor many years and exported Paraffin Wax, Gum Rosin, Calcium carbide , Caustic soda , Titanium Dioxide , Lithopone , STPP, SHMP etc. to countries of Asian, Africa and Europe with high quality and competitive price .We are ready to offer you our favorable price and relative samples for quality evaluatio