Our main products: Index 1.49,1.50,1.56,1.60,1.67,1.74 ect,Aspheric,progressive(Long corridor/short corridor),Bifocal(round top/flat top),Poly carbonate(PC),Tinted,Photo chromic,Photo chromic progressive,Polarized,RX(high power) with N/C,HC,HMC,EMI and so on.In addition ,we have introduced the ERP,OA system to serve customers quickly and thoroughly.