Jingxian County, Xuancheng City, Anhui Province. According to Baidu map, Xuancheng Liudaowan Observation Deck is located at S345, Jingxian County, Xuancheng City, Anhui Province. Liudaowan observation deck is the best scenic spot to watch the essence of Sichuan-Tibet line in southern Anhui. In fact, this quintessential section is Ling Tao Expressway, also known as Ling Tao Eighteen Plates. This is a Panshan Highway from Banqiao in Ningguo to Su Hong Township in Jingxian County, and it is also the highest mountain highway in Jingxian County.