1. Shenzhen OKT Lighting Co.,Ltd, founded in 2008, specialises in research, manufacturing and sales of commercial LED lighting fixtures. 2. Main products include LED panel lights,LED troffers, LED downlights, LED linear pendant fixtures, LED linear High bay and emergency backup drivers, 3. All of which have achieved certifications such as UL, ETL, Energy Star, DLC, TITLE 24, TÜV, CSA, SASO and FCC 4. minimum five-year warranty. 5.Some have also been granted design patents on the Chinese mainland.