A general term for lamps and lanterns used for lighting in indoor and working environments. This kind of lamp not only has decorative function, but also has lighting function. The light source used is incandescent lamp of various shapes and powers (including halogen tungsten lamp) or LED lamp beads, lamp belt. The indoor lamp can be divided into embedded lamp, ceiling lamp, Pendant lamp, wall lamp, movable lamp and track lamp according to the installation form. The movable lamp includes floor lamp and table lamp.