According to Baidu map query, take the People's Government of Qilihe District of Lanzhou City as an example, and you can take K 102 /50/158 to Lanzhou Yellow River Building. The specific route is: walk about 270 meters from the people's government of Qilihe District, Lanzhou City to get on the bus at the bus group station, take bus K 102 (or bus No.50 158) for 6 stops, get off at Xiuchuan Xincun Station, and walk about 790 meters to Lanzhou Yellow River Building.