Lianyungang Hong Ding Quartz Co., Ltd formerly known as prudent quartz products Co., Ltd., founded in 1996, after years of development, in 2012 registered as Lianyungang Hong Ding quartz Co., Ltd., registered capital of 3 million yuan, belong to the private technology enterprises in jiangsu province. HongDing covers an area of 40000 square meter, now has the Xinyi area's largest silicion micro-powder mill and the Germany technical classifier, now has four production lines of fused silica powder, with an annual out put of 50000 tons. Company has strong technical strenth, advanced detection instruments and equipment, detection means complete, has a complete quality management system. Products are mainly used in large scale and very large scale integrated circuit of epoxy molding compound, epoxy pouring material, high temperature quartz technology photovoltaic crucible, electrical insulation materials, ceramics, precision casting, high-grade refractory materials, optical fiber, organic silicon, coatings, optical glass, artificial stone, medical field, and many other industries, has a broad development prospects.