Henan Huanghe Whirlwind Co., Ltd. engages in the manufacture and sale of carbon-based new materials in China and internationally. The company is involved in the production of super hard materials, such as synthetic diamonds; and electric motors, synthetic diamond accessories, electric control systems, construction machinery, tower cranes, communication towers, diamond grinding blocks, diamond drill bits, drill pipes, and abrasive tools. It also offers diamond composite sheet series, pick series, PcBN composite sheet and cBN polycrystalline series, super hard grinding wheel series, etc.; and diamond and other super hard and precision material tools. In addition, the company produces super hard abrasives; and pre-alloyed powder for super hard material tools, alloy powder for diamond synthesis, powder for flux-cored wire, stainless steel powder, bronze powder for oil-impregnated bearings, and powder for thermally conductive materials. Further, it offers diamond beads, diamond wire saws, and diamond saw blades; and diamond wire saws. The company was founded in 1998 and is headquartered in Changge, the People's Republic of China.