1. According to Baidu map, I learned that I went from Xi 'an to Taiyuan, then changed to K602 train and continued to Wutai Mountain. The whole journey takes about 3 hours and 49 minutes. Seatless ticket for 82 yuan, hard seat ticket for 82 yuan, hard berth ticket 157 yuan, soft berth ticket 252 yuan.
2. From Xi 'an to Yuncheng, then transfer to K604 train and continue to Wutai Mountain. The whole journey takes about 10 hour and 30 minutes. No seat ticket 9 1 yuan, hard seat ticket 9 1 yuan, hard sleeper ticket 169 yuan.