Luoyang Hong Feng Refractories And Abrasives Co., Ltd. (HRAC) was built in 2000, and almost at the same time, our corporation also began to enter into the manufacture field and continuously invested in artificial corundum and silicon carbide factories. We have developed into a leading manufacturing-trading complex enterprise. Now HRAC owns one sharing bauxite mine, one full investment artificial corundum size processing plant, one artificial corundum smelting plant with five bauxite calcine ...   |