Anyone know the distance from Tunxi or Tangkou to Jingde Zheng?

It’s about 200 km. The best way to get there may be train. You can take a high speed train from Huangshan North Station, which only takes about 1 hour. However, only one train departs from 16:25. You can also take normal speed train in Huangshan Railway Station; the departure times are 03:30, 07:37, 23:13 and 23:44. It takes about 2.5 to 3.5 hours according to different trains.