Zhengzhou Haoyun New Material Co., Limited, established in 2009, formerly well-known as the factories of Dengfeng Yizhong Refractories Co., Ltd., is a leading and professional manufacturer and exporter of Abrasives materials & Blasting media and Refractories materials in China. After the stable development on the supplying and exporting to the world market for more than 12 years, it has been developed into a modern company of production, research, marketing and technical provider. Every year,