Dilicn Optical,the large glasses factory since 2002. is Tr90 glasses manufacturers and suppliers in China who can wholesale Tr90 glasses. We can provide professional service and better price for you. If you interested in Tr90 glasses products, please contact with us. Tips: Special needs, for example: OEM, ODM, customized according to demands, design and others, please email us and tell us detail needs. We follow the quality of rest assured that the price of conscience, dedicated service.