Henan Huanghe Whirlwind Co.,Ltd is a listed company (stock code:600172) that is specialized in researching, developing, producing and sale of super-hard material and related products. Based on Changge, Hanan province, our company has national enterprise technology center and enterprise postdoctoral workstation which makes us the leading company in this line. Our subsidiary companies and R & D institution are in Changge, Zhengzhou, Shanghai and Beijing.
Professional Manufacturer Since 1979
Professionally supply over 146 kind products
Verified in over 400 specifications
Exported to over 30 countries
Recently, the 'Key Technology and Application of Forging Forging Cubic Synthetic Diamond Press' project declared by Huanghe Whirlwind was reviewed by experts organized by Henan High-tech EntreView More +
Recently, the provincial government website announced the plan to recommend the sixth batch of manufacturing individual champions and the third batch of manufacturing individual champions through reviView More +
Diamond, the hardest substance in nature, is an allotrope of carbon. It combines high hardness, optical transparency, thermal conductivity, electrical insulation, high pressure resistance and weatheriView More +