the xiyan expressway in shaanxi starts from the lvxiaozhai interchange of xi’an ring expressway in the south, passing through 3 cities and 6 counties of xi’an, xianyang, tongchuan, yan’an, sanyuan, yi


the project is the east of our province an important passage out of sichuan. the route starts in suining, connects with the g4218 g42 shanghai–chengdu expressway, passes through suining and ends at th


the liupanshan tunnel has a total length of 9485 meters. it is the longest expressway tunnel in the plateau area above 2000 meters above sea level in our country. it is also the first two-lane four-la


the expressway from ruili to menglian dai, lahu and va autonomous county in yunnan province is 512.567 km long. among them: g569 hangzhou-hangzhou-hangzhou-hangzhou-hangzhou-hangzhou-hangzhou-hangzhou


the starting point of the project is located at the south exit of zhalantun city, connecting xinlinbei to zhalantun expressway, and then passing eastward through gaotaizi village, jiangjialinggang, an


the reconstruction project of the section from wubao to zizhou of national highway 307 is a key project supervised by the ministry and province, and jointly built by the city and county. it starts in