Shenglong Co., Ltd. (stock code: 831361) is a national high-tech "little giant" enterprise specializing in 3D-LED display, optoelectronic display, and virtual simulation. It integrates research and development, production, and system integration, with core products including optical 3D-LED cinema screens, 3D large screens, and microarray projection systems. Widely used in fields such as cinemas, military, education, healthcare, and municipal engineering, it has the characteristics of high definition, high brightness, stability, and low maintenance, which helps upgrade industrial displays.