SHENZHEN NUOGUAN TECHNOLOGY CO., LTD(SHENZHEN CROWN TECHNOLOGY CO., LTD)founded in 2010. Located in Shiyan Town, Shenzhen, China. We are a High-Technology Company specializing in the manufacturing of Commercial and Industrial LED lighting. With our advanced production equipment and our expert R&D team, we combine Innovation, Customer Service and Mass Production in order to provide top-level products to all of our customers world-wide. Our featured LED products are: Corn bulbs, Retrofit Kits, High Bay Fixtures, Shoebox Fixtures, Canopy Fixtures and more! Our Series of Innovative and Energy Saving LED Products are designed to provide solutions for indoor and outdoor lighting. Safety and Quality Certifications include: UL, CUL, ETL,cETL and DLC to help you earn Rebates through Participating Utility Companies. NUOGUAN has been set up warehouse in KY and OH. We are researching 2~3 new products every year to meet the market demand and international standard.We will enlarge research new products and apply certification for every products in the future.Good quality always our basic mission no matter how fast we develop in the future,Meanwhile,we accept OEM&ODM,Sincerely waiting cooperation with you.