Featured high quality ceramic fines and micropowder as materials, the introduction of modern production technology into all kinds of ceramic tubes, rods, beads, balls, columns, plates, films and other forms at high temperature sintering of ceramics products, a modulus of elasticity large, high mechanical strength ,high temperature oxidation, excellent thermal conductivity, good electrical insulation, high-intensity electric resistance, dielectric loss, the electrical properties changing with temperature and frequency stability, and other excellent performance; smooth and uniform surface, high wear-resistance, good corrosion resistance, temperature mutation with no permeable into water; variety, full specifications;is widely used in electronics, electrical appliances, machinery, petroleum, chemical, medical, textile, automobile, metallurgical and aerospace industries,and so on.