The Beijing Sino Silica Industrial Co. ltd is the Subsidiary of SINOSI GROUP CORPORATION which is a professional and leading producer and trader of silica and silicon materials and related products which including quartz, crystal, amorphous silica, hydrated silica, fused silica, ferro silicon, silicon metal, mono and polycrystalline silicon and so on.
Meanwhile, SINOSI now is also dealing the mineral materials in the world wide market such as iron ore, chrome ore, manganese ore, barites, talc, and kaolin clay.duyc at sinosi,com