Xinyi Kaida Silica Co., Ltd. is a major manufacturer of silica (or quartz) products such as silica sand,silica powder,crystal powder and fused quartz etc. These products are used very well as materials for optic, glass, optical fiber, electrical, electronic, semiconductor,Epoxy Molding Compound(EMC),paint,coating, chemical,foundry,precision casting,refractory and abrasives industries etc.