This is Ryan from Ouke Optical,Our factoryis specializein the production of different types of optical lenses and sunglasses lens more than15 years,such as Resin,PC and Glass optical lens,Cooperation with(Zenni optical)(Glassesshop.com)(Hortron Enterprise) etc,We haveFDA,CE and ISO.We support Paypal,Western Union payment etc.safe andreliable.We are developing terminal opticianmarket now,Sincerely look forward to establish long-teamcooperative relationship.Best Regards.RYAN