I know a bus from Xingtai to Dezhou:

Every day, Xingtai-Dezhou departs from Xingtai at 6:30, arrives at Weixian at 8:50, and arrives at Dezhou at 12 o'clock. Departure from Texas and return at 1:20, arriving in Wei County at 4:45. The price is about 30 yuan.

Hope this helps! Good luck!