The ceiling lamp is a kind of lamp, as the name implies, because the upper part of the lamp is relatively flat, and the bottom is completely attached to the roof during installation, so it is called a ceiling lamp. The light sources include ordinary white light bulbs, fluorescent lamps, high-intensity gas discharge lamps, tungsten halogen lamps, LEDs, etc. The most popular on the market is the LED ceiling lamp, which is often used in various places such as homes, offices, and entertainment venues. It originated from 1995 to 1996. Because of its shape like the sun, it was called "sun lamp" by industry people at that time. Before 2000, the ceiling lamp had a single style and a single material, and mostly used medium and low-grade materials. The light source generally used energy-saving lamps and lanterns. Bulbs, and mainly inductive ceiling lamps. The Ceiling light appearance division are: square hood ceiling lamp, spherical ceiling lamp, pointed flat round ceiling lamp, hemispherical ceiling lamp, semi-flat sphere ceiling lamp, small rectangular hood ceiling lamp, etc.