ZCQ’s SiO2 targets feature high purity (containing SiO2 from 99.95%~ 99.9999%), low air bubble density, no impurity and various standards, including a large dimension. They fall into different categories, including grain, wafer, disc, panel, plate, ring, coated base and block. Moreover, they can also be used in a variety of industrial fields, including coating, semiconductor, optics, environment protection and new energy resource industries.