Sanyuan 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 production capacity is over 90,000 tons.