Cemented carbide has high hardness, strength, wear resistance and corrosion resistance, known as "industrial teeth", used to make cutting tools, knives, cobalt and wear-resistant parts, widely used in military, aerospace, mechanical processing, metallurgy, oil drilling, mining tools, electronic communications, construction and other fields, accompanied by the development of downstream industries, Carbide market demand is increasing. And the future High-tech weapons and equipment manufacturing, cutting-edge science and technology and the rapid development of nuclear energy, will vigorously improve the High-tech content and stability of high-quality cemented carbide products demand.