YOUJIA OPTICAL specializing in fabricating variety of optical products to meet customers’ requirements exactly. YOUJIA OPTICAL has R&D, production, sales and management teams, as well as production equipment and testing instruments. The service tenet of YOUJIA OPTICAL is to provide high-quality optical glass products for all users and companies. Mainly products: quartz glass, heat insulating glass, infrared glass, UV transparent glass, neutral gray glass, color temperature glass, bandpass filter, colorless optical glass, colored optical glass, etc.