GK was established in 2006, and has focused on LED retrofit for over 10 years; located in Shenzhen China, with over 500 employees and 21,000m² factory plant, GK is one of most professional manufacturers of HID and MHL retrofit products in China. GK has prefessional labs and powerful R&D team, 12-15 new products come out every year. 130 domestic and overseas patents is a great witness of our innovation. GK products with UL, DLC, FCC, TUV, CE, ROHS, SAA, PSE are mainly exported to North America, Europe, Australia, Japan and South Korea,they have been making benefits for our customers. "Quality first, Customer orient"has always been what we insist, and we have kept innovation for establishing a long-term cooperation with our clients. Trust us, make your wise decision to cooperat with us today, and win a brighter future together !

 (1). OEM&ODM for you.
(2). Your inquiry will be replied within 10 minutes!!
(3). 5 years warranty with well-built complaint system.
(4). 50 sales,Language with English,Japanese,French and Spanish.
(5). 10 years experience only for led corn bulb.
(6). 2 factories with 21000 square meter.
(7). 45 engineers in R&D department, gaining 86 patents for now.
(8). 17 QC work under ISO9001:2015 system. 
(9). The biggest family of led corn bulbs:12W/15W/16W/18W/19W/20W/24W/27W/36W/40W/45W/50W/54W/60W/63W/80W/100W/120W/150W.
(10). Our products have been approved with UL/CUL/DLC/ENEC/TUV/SAA/CE/ROHS/PSE certifications. 
(11) .Our top sales Countries: Japan, Germany, North America, Canada, and Australia etc.
(12). 1-3 days for samples order, 7-9 days for bulk order. Production capability: 10000pcs/Day.