Aluminum ceiling board: PG303M-6(lighting series):lamp + AluminumBoard Features: 1) Materials: a) Surface Treatments: PET film or spray coated b) Substrate: aluminum plate 2) Standard size (length x width ): a) 300mm x 300mm b) 300mm x 600mm 3) Normal color:Gray, Red, Green,Gold,etc 4) Angle: oblique angle or right angle Usage: Shopping malls, big buildings, hotels, kitchens, offices, high-rise buildings, etc., We have ventilaton series, heating series, light series,air purity seties. You can choose the moduleor composite these moduleby will.lightSeries:soft and scienceEnergy -save tricolor lighting,soft and comfortableHigh-quality electronic barretter:effective protection of the life of light sourceConverse"V" refective plate design: Keep water vapor cooled from leaking, maintan the light board clean and transparent.