Henan Huanghe Whirlwind International Co., Ltd.

Welcome to the source of the best diamond metallurgy technology in the world.
As a member of the Huanghe Whirlwind family, we represent a company that "does everything" in the production of synthetic diamond, PCD and diamond tools, all of which are contained in one source.
In 1979, it was jointly established by the Yellow River Group, A.L.M.T Osaka Diamond (Japan), the Abrasive Grinding Research Institute and 27 subsidiaries. Huanghe Cyclone is the world's largest manufacturer of synthetic diamond, PCD and diamond tools.
The Whirlwind facility covers 26,910,000 sq/ft of manufacturing space with 500 acres of plant under-roof and employs more than 7000 people. Net sales in 2014 amounted to USD 268 million.

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.

Huanghe Whirlwind is a key high-tech enterprise under "State Torch Program", and we specialized in six industrial fields and professionally supply over 146 kind products verified in over 400 specifications including synthetic diamond, CBN, coated diamond, diamond micron powder, construction, machinery, special vehicle etc. As the leading company in synthetic diamonds and related products in China, we were awarded 2 National Gold Prizes and 128 scientific promotion prizes etc. We have already got 76 patents in recent years. Our products have been sharing high reputation in global market such as Japan, America, Europe and South-east Asia etc.

Our main super-hard materials include diamond powders, diamond micron powder, CBN powder, lab grown diamond, metal powders etc, which have been exported to over 30 countries and are well-praised by our customers. Our advantages are abundant experience, advanced equipment and technology, strong R & D force and mature inspection procedure. With these advantage, we are the only company in China that can realize the whole production process from accelerant making to diamond synthesizing and diamond micron powder and crashed material making, thus ensuring the good performance and stability of the products.

Henan Huanghe Whirlwind International Co., Ltd. was a sole subsidiary of Henan Huanghe Whirlwind Co., Ltd., a listed company on Shanghai Stock Exchange in 1998. Huanghe Whirlwind specializes in industrial diamond and diamond tools. It is the largest synthetic diamond manufacturer and top three comprehensively in the world with the annual production of 1.2 billion carats. The diamond series products with"China Top Brand"have been sharing high reputation in global market.