Henan Huanghe Whirlwind Co., Ltd., also known as Yellow River, is a prominent listed company (stock code: 600172) based in Changge City, Henan Province, specializing in the research, development, production, and sale of super-hard materials and related products. Esteemed as a leading manufacturer in the synthetic diamond industry, Huanghe Whirlwind boasts an impressive annual production of 1.2 billion carats and offers an extensive range of over 146 products in more than 400 specifications. Their offerings include diamond powders, diamond micron powder, CBN powder, lab-grown diamonds, and various metal powders.

As a key high-tech enterprise recognized under the State Torch Program, the company emphasizes innovation, holding 76 patents and receiving 128 scientific promotion prizes. Their products have earned global acclaim across markets in Japan, America, Europe, and Southeast Asia. Committed to quality and customer satisfaction, Huanghe Whirlwind combines cutting-edge technology with robust research capabilities, ensuring reliable performance and stability in their extensive product line.