答:
1. Take train from Taichung train station to Taoyuan train station. 2. Transfer from Taoyuan train station to Zhongli (or Chungli) train Station. 3. Take "Taoyuan bus" #5050 or #5055 to Shimen Reservoir. you can ask people who can read chinese to give you an detailed translation from the following google map: goo.gl/maps/A7QEsmb5UuK2 As far as stay, you might need to do a search or staying at the motel near by, there are many motels near by.