Guanhua was established since 2000, covering an area of 60 acres, located in the high-tech zone of Binzhou City. We are manufacturer of silicon carbide materials. we have 4 abrasive production lines, with an annual output of 8,000 tons of black silicon carbide, 2,000 tons of green silicon carbide grid sands and 4,000 tons of black and green silicon carbide powder. Our products are primarily applied to such fields as polishing, grinding, mould manufacturing, and solar PV batteries...