Quanzhou Winitoor Industry Co., Ltd was established in 2004 in Fujian Province of China.
Our company specializes in trading and manufacturing micro silica.We have own more than Four factories in Lanzhou Sichuan and Yunnan etc. So that we can offer you more material with high quality and competitive price. also we have built our own processing plants in the chinese silicon and ferrosilicon.
They are widely used in chemical industry, metallurgical industry, tunnels, airport runways, ... View detail