Easiest way from Beijing to Zhangjiajie or Guilin also between them two?

1. Well, there is no bullet train from Beijing to Zhangjiajie. The normal train takes around one day on the way. Thus you are suggested to take a direct plane.
2. From Zhangjiajie to Guilin, no direct train runs between these two places. You need to transfer the train at Liuyzhou.
3. You can take bullet train from Guilin Railway Station to Shanghai Hongqiao Railway Station. It takes around 9 hours.

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