anyuan Silicon Materials Co.,Ltd. as a professional Manufacturer of Microsilica in China with its own Research Labs and Sales Department, inheriting the true spirit of "Co-opertition, Integration, Good-Faith, Services", is in a strong position to supply Microsilica at different grades for different usages on a global scale. Sanyuan has its own independent production facilities in Ningxia, Inner Mongolia and Gansu, which are responsible for most of ferrosilicon and silicon in China. Our annual pr...