What's the fastest way to get to Wutai Mountain in Taiyuan from Beijing by bus?

Take a bus from Beijing to Wutai Mountain in Taiyuan, and exit Dingzhou of Beijing-Shijiazhuang Expressway. It is the fastest to the west via Quyang and Fuping. There are two routes from Beijing to Wutai Mountain in Taiyuan by bus. The first route is Baoding North Exit of Beijing-Shijiazhuang Expressway, along the outer ring road to Shunping intersection, turn right out of the city, and go west via Shunping, Wang Du, Tangxian and Fuping to Wutai Mountain. The second route is Dingzhou exit of Beijing-Shijiazhuang Expressway, passing Quyang and Fuping to the west to reach Wutai Mountain. In contrast, Wutai Mountain in Beijing-Taiyuan takes a bus from Dingzhou exit of Beijing-Shijiazhuang Expressway.