摘要
<正>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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