High mast lights typically refer to a new type of lighting fixture composed of steel cone-shaped poles over 15 meters tall and high-power combination lamp brackets. It consists of the lamp head, internal lighting electrical components, the pole body, and the foundation. The design of the lamp head can be customized according to the user's requirements, surrounding environment, and lighting needs. The internal lighting is usually composed of floodlights and spotlights, with NG400 high-pressure sodium lamps as the light source, providing a lighting radius of up to 60 meters. The pole body is generally a pyramidal monolithic structure, made from steel sheets, with a height ranging from 15 to 40 meters, usually consisting of two to three sections.