we founded in 2004,located in qingdao,shandong china.we mainly deal with ammoniumbicarbonate(food grade)sodium metabisulfie,magnesium chloride.ferric chloride,acylic aicd,propylene glycol etc,and we also has a 200 workers factory for producing knitwear ,such as T-SHIRT,sport wear ,baby suits etc.we hv exported our products to africa,middle east,etc.if you need products ,pls connect with us.we can give you a very competitive price in market.