K-LINK OPTICAL GROUP WAS FOUNDED 1998 IN GUANGZHOU China. HALF AN HOUR′S DRIVE FROM THE AIRPORT. WE MAINLY PRODUCE SUNGLASSES, SAFETY GLASSES, SPORTS EYEWEAR. WE ARE ISO9002 FACTORY, AND GOT CE EN166, CSA AUTHENTICATION, WE OWN 3 CLEAN ROOM, 8 AUTO LINES, 6000+ GLASSES MOULD, PRODUCTION 500000 SETS PER MONTH, CAN OEM/ODM GLASSES FOR U, WELCOME TO VISIT OUR FACTORY IN GUANGZHOU, China.