Dear sirs; We are one of a leading manufacture and an exporter of silica fume in China, with the good quality and compatitive price, we can offer you many kinds of silica fume, Density and Undensity, ....
We are Qingdao miningsun Imp and Exp Co., Ltd. a manufacture and trading company of silica sand and silica fume, Using for glass and other construction materialand our monthly production is about....
Dear sirs; We are one of a leading manufacture and an exporter of silicon dioxide in China, with the good quality and compatitive price, we can offer you many kinds of silicon dioxide, if you are....