Shandong Huayi Tech New Materials Co., Ltd. uses mechanical alloying method to prepare submicron boron carbide ceramic powder, and has strict quality control process specifications to control the chemical composition and particle size of the product. Boron carbide ceramic powder has the advantages of ultra-fine and high-purity products. The highest purity of boron carbide can reach over 98%, and the smallest particle size D50 can reach 0.3 um. It can produce various specifications of ceramic powder materials, which can meet the needs of bulletproof ceramic products and high-purity boron carbide ceramic products.