K-COB adheres to the highest production, qualification, safety and performance standards. KCOB is an ISO 9001certified manufacturer.All of our products are with CE approval and RoHS complianceOver 90% of the products are exported to Europe, North America, Asia and other areas. China COB led Light, Yard Led Lighting , Industrial High Bay Led Lighting , Led Cob 300w ,Explosion Proof Lighting Price . Since 2013, our COB led chip solutions have been used by commercial lightings, universities and marine. We works with goverment,sport association &contractor to develop and apply new technologies from concept to finished product. As a result, KCOB offers some of the most advanced and efficient lighting systems available. The product will supply to all over the world, such as Europe, America, Australia,panama, Leicester,Kazakhstan, Malaysia.Who is KCOB? KCOB is a One&only LED LASER CERAMIC COB manufacturer in China. a COB chip made by special packaging pattern: a particular combination of PCB, blue chip&patented laser ceramic.What is the features? 1. High lumen density: longer lighting distance&illuminance; 2. Better heat reliability: heat sinking by both PCB and ceramic surface, 0% lumen decay in 5 years: ;3. Hard surface: impact proof to temperature&humidity;What is the use of COB?We make our own lamp with it too,which is including the Artificial lighting,industrial lighting, led commerial lighting,fishing lights underwater,outdoor led flood lights...