China National Highway 309 (G309) runs west from Rongcheng, Shandong towards Hebei Province, Shanxi Province, Shaanxi Province, Ningxia Autonomous Region, and ends in Lanzhou, Gansu. It is 2208 kilometres in length. Route and distance See also China National Highways References Transport in Gansu Transport in Shandong Transport in Shanxi Transport in Shaanxi Transport in Hebei Transport in Ningxia 309