The frame design of embedded clean fluorescent lamps is ultra-thin and close to the ceiling. The lamp body and the back cover are filled with high-density sealing. No dust, easy to clean, no glare. The latest semiconductor diode led lighting technology greatly improves the life of the light source, and does not contain the mercury in traditional fluorescent lamps, which is very environmentally friendly. Hospital, pharmacy, food processing, storage and industrial clean room lighting ideal choice. A variety of light body size and light source types are optional. Used for 100-10000 level of cleanliness occasions.