Zhengzhou Yufa (Group) Co., Ltd., the largest white corundum manufacturer in China, the enterprise drafting and revising the national standard of white fused alumina abrasive GB/T 2479-2008, one of top 10 corundum manufacturer in Chinese abrasives industry, has been entitled as'Outstanding Refractories Enterprise in Henan,''TheQuality Credible Enterprise in Henan','Henan Model Enter-prise with Excellent Quality and Excellent Credit', and has passed ISO 9001 Quality Management System Certification. A province level enterprise technology center has been built in Yu fa Group.
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