Bus Rapid Transit 604 and Yanggao Bus Rapid Transit 109. Datong City, walk 240 meters from Tang Ming, get on the bus at Nanjiekou Station of South Ring Road, take Bus Rapid Transit No.604, get off at Datong East Bus Station, walk 365,438+00 meters, get on the bus at Datong East Bus Station, take Yanggao Bus Rapid Transit 109, get off at Xijingjiekou Station of Wen Song Road, and walk 65,438+000 meters to the Great Library.