Yemate Industries Co., Ltd. Specialized in metals, nonmetals and chemicals. We started our foreign trade business since 1996. Our main products are boron carbide powder, nitride powder series of materials their that used the different fields industry, Such ...

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 manufacture field continuously invested artificial corundum silicon carbide factories. We have developed a ...