Manufacture of other non-metallic mineral products
Business scope: Vacuum Coating Material,
Nanomaterials,
Semiconductor Material,
Crystal Material,
Sales And Technology Development,
Optical Equipment And Accessories,
Sales Of Ceramic Materials,
Optical Coating Material,
Optical Instruments And Accessories,
Production Of Quartz Products,
Technical Consulting,
Technical Services,
Import And Export,
Technology Import And Export,