Yin Gao Expressway. According to Baidu map, the Yangquan exit of Taijiu Expressway is at Yangquan exit (east of G20 Yin Qing Expressway). Taijiu Expressway is from Taiyuan to Jiuguan Expressway. The Sixth Bid Section of Shaanxi Expressway Network Planning (Pingding Jiuguan-Liulin Du Jun) is also an important part of the national G20 Yin Qing Expressway.