The Machao section of North Yanjiang Expressway starts from Maanshan Yangtze River Highway Bridge, ends with Hechaowu Expressway, and then connects with Hefei-Nanjing, Hefei-Xuzhou, Hefei-Anqing, Hefei-Lu 'an and other expressways, with a total length of 35.78 kilometers.On December 31, 2013, the Machao Section of the North Yanjiang Expressway and the Maanshan Yangtze River Highway Bridge were completed and opened to traffic. Vehicles from our province and Chaohu City can enter the expressways of Nanjing and Hangzhou, Nanjing and Shanghai, etc. through the Maanshan Yangtze River Highway Bridge, which is more convenient to travel to the Yangtze River Delta.The completion and opening of the Machao Section of the North Yanjiang Expressway is of great significance for speeding up the overall construction of the North Yanjiang Expressway, promoting the overall development and opening of the Wanjiang City Zone, and undertaking the industrial transfer from the developed areas of the Yangtze River Delta.