Chongqing to Dazu Rock Carving by train or bus?

1. As I know, the quickest way may be the high speed train. You may take a high speed train from Chongqing North Railway Station to Dazu South Railway Station. It only takes about 50 minutes. Upon arrival, you may take a taxi to the scenic spot directly and it may take about 50 minutes. Chongqing North Railway Station is around 100 kilometers from the scenic spot, and it is about 40 kilometers between Dazu South Railway Station and the scenic spot.
2. In addition, you can also take a bus from Chongqing North Railway Station South Square Bus Station to Dazu Bus Station. This bus departs at 07:10, 08:10, 08:50 and 11:30. Then you may transfer another bus to the scenic spot directly. The duration is around 2.5-3 hours.