dongxin expressway is located between the fourth vertical and the fifth vertical in the "five vertical and seven horizontal" expressway network planned by hunan province. it connects with the shanghai-kunming expressway in the north, and reaches xinning county (xiangxi and guangxi) in the south, and continues to the south. the extension can be connected to quannan expressway in guangxi. the project directly radiates the underdeveloped counties and cities of dongkou, wugang, xinning, chengbu, suining, etc., and will become an important regional economic artery in southwestern hunan province. hunan", strengthening the cooperation between hunan and guangxi, and driving the development of local tourism are of great practical significance.
the dongxin expressway is connected to the shaohuai expressway in the north and guangxi guiliu expressway in the south. it radiates the five counties and cities of dongkou, wugang, xinning, chengbu, and suining, which are underdeveloped in southwest hunan. numerous connecting lines are like powerful arms. , to embrace the counties and cities along the route to realize the overall advantages of the unified and coordinated economic and social development of the southwestern hunan region. it also opens up a new fast corridor for southwestern hunan to reach the beibu gulf economic zone, connect with the pearl river delta and even the asean economic circle. at the same time, dongxin expressway will closely link langshan with fenghuang, zhangjiajie and guilin through the expressway network, bringing world-class boutique tourist routes to southwestern hunan.