Chongqing Light High Technology Co., Ltd. was established in 1999. We are a professional manufacturer of AL2O3, ZrO, Si3N4, ceramic materials, bearing shells, ceramic bearing balls and ceramic valve cores. Our factory covers a total area of about 20,000 square meters. Our product characteristics include high temperature resistance, high impact resistance, good wearability, and strong corrosion resistance. Our products can be widely used in various kinds of manufacturing industries such as machinery, automobile, motorcycle, aerospace, chemical and petroleum industries. They can also be used in home appliance and high temperature boiler industries. In addition, our company cooperates with a partner factory that specializes in producing Nanometer grade AL2O3. They has invested about USD61,000,000 to build a new production line which can produce 2,500MT of AL2O3 a year. It enables us to produce