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Zhengzhou Yellow River Abrasives Co., Ltd. (ZYR), which was established in 1976, is a famous enterprise which takes abrasives as its key industry in China. We can supply types of abrasives, including black silicon carbide, green silicon carbide, white fused aluminum oxide, brown fused aluminum oxide; and the bonded abrasives, coated abrasives & super abrasives products. The specification and the standard are available on request.We produce the crude lumps with petroleum coke of good quality. And we own the laboratory certificated by China Commodity Inspection Quarantine Bureau. With the head office inZhengzhou, ZYR has set up offices inShanghai,Guangzhou, Shenzhen, etc. For about 30 years, our abrasives sell well in the country and in the market abroad such as…