The xicheng passenger dedicated line, also known as the xicheng high-speed railway, is about 643km long. The xicheng high-speed railway is composed of the xi 'an to jiangyou section of the xicheng high-speed railway and the chengdu to jiangyou section of the chengmian-leshan intercity railway. In the future, a new section of the xicheng high-speed railway will be built from jiangyou to chengdu. The line starts from xi 'an north railway station and runs southwest through hanzhong, guangyuan, mianyang and deyang to chengdu east railway station.