Julong Holding Limited provides intelligent integrated services and solutions to various infrastructure projects in China. The company offers intelligent integrated solutions, such as intelligent security systems, fire protection systems, parking systems, toll collection systems, broadcasting systems, identification systems, data room systems, emergency command systems, and city management systems. It engages in the design, procurement, installation, integration, and maintenance of the security, access control, and parking systems; installation, integration, and maintenance of the parking and visitor management systems; operation and maintenance of the intelligent integrated systems; and sale of equipment and materials of intelligent systems. The company serves private and public sector clients that include public utilities, and commercial and multifamily residential properties. The company was founded in 1997 and is headquartered in Beijing, China. Julong Holding Limited is a subsidiary of Datongyi Holding Limited.