Henan Huanghe Whirlwind Co Ltd is a China-based company principally engaged in the research and development, production and manufacturing of industrial diamonds, cultured diamonds and diamond products. The Company's main products cover superhard materials and products, superhard composite materials and products and others, mainly including industrial diamonds, cultured diamonds, grinding wheels, tools, drill bits, saw blades and others. The Company's products are mainly used in diamond tool manufacturing, jewelry, ceramic processing, exploration and mining, construction and building materials processing, mechanical processing, optical glass and gemstone processing, electronic and electrical manufacturing, and automotive parts manufacturing. The Company mainly operates its businesses in the domestic and overseas markets.