Founded in 1997,Zhengzhou Hongtuo Superabrasive Products Co.,Ltd is a high-tech company engaged in R&D,manufacture,sale and service of superabrasive (Diamond and CBN) honing stones and grinding wheels. The company has 350 employees,over 300 sets of advanced facilities. With 3 advanced diamond and CBN Honing stone and grinding wheel production lines. We operate according to ISO 9001:2008 standards and were awarded "New High-Technology Company" and "New High-Technology Products" by the Science and Technology Division of Henan province.

Diamond and CBN honing stones, honing tools. With 15 years in honing, we have the ability to supply diamond and CBN honing stones for Sunnen, Nagel, Gehring, Micromatic, Kadia, Nissin, Mas, Toyo and other horizontal and vertical honing machines.

Diamond and CBN grinding wheels. Our featured producs are vitrified bonded CBN grinding wheels for camshaft, crankshaft CNC cylindrical grinding, bearing's internal grinding, rotor slot grinding. Now, our vitrified bond CBN grinding wheels can fit for Junker, Schaudt, Landis, Toyoda CNC grinders. Meanwhile, we can supply a wide range of PEPA standard shape resin bonded diamond and CBN grinding wheels with superior quality.

At present,a great parts of our products are export to Germany, Italy, France, England, Slovenia, The United States, Canada, India, Iran, Singapore, Thailand, Taiwan and other Southeast Asian countries.

"Innovation,meet and exceed customer's requirement" is our quality principle.Being a leading supplier of top quality superabrasive products is our lasting aim.