Jilin Expressway Co., Ltd., through its subsidiaries, invests in, develops, constructs, operates, manages, and maintains toll roads in the Jilin Province, China. It operates and manages Changping Expressway and Changchun Ring Expressway Northwest Ring. The company also engages in the distribution of refined oil; construction and installation of toll lanes and ancillary equipment; and construction and installation of toll management systems and ancillary equipment on toll roads. In addition, it is involved in the construction and installation of traffic information collection systems, information release systems, central control systems, and power supply supporting facilities systems; and provision of computer hardware and software, auxiliary equipment, communication equipment, and technical and technology transfer services.