Destinations: Yongjing (near the Bingling Temple Caves), Linxia (4 hours), Xiahe (RMB 30), Hezuo, Zhangye and Dunhuang
Schedule for the Lanzhou Bus Station:
http://info.lbx18.com/33/05/75/ (Chinese)
http://www.elanzhou.net/service/bus/200512/20051217235523.shtml (Chinese)