In the aspect of urban construction,the government of Jiayuguan sticks to the three main principles as"science ahead,humanism based,and features distinct",and continually enlarges the investment of infrastructure.Now it has basically formed the general position of central city in Hexi economic development zeon of West Longhai Economic Region.In Jiayuguan.the streets are apacious and tidy,the trees are growing thickly,the buildings are in different architectural styles,and the living quarters are comfortable and peaceful.Each of the street gardens has its own sculptures,sharing rich artistic characters.Whenever night has fallen,the music fountains on the city square are colorful;the city everywhere is showing off the rich great wall culture and the splendid Silk Road cultural resourses.