Xuzhou Metro Line 4 starts from Qiaoshangcun Station at the intersection of Daxue Road and Zhujiang West Road, and is laid along Daxue Road-Sanhuan South Road-Planning Central Vitality Zone Road (now Guo Zhuang Airport)-Hanyuan Avenue-Chang 'an Avenue-Pantaoshan Road Station, and ends at Tuolanshan Road Station, with reserved extension conditions for the second phase. The total length of the line is about 26.2 kilometers, with 9 underground stations 19, including 8 transfer stations, with an average spacing of1456 m.