lamb soup. This festival is very popular among all the citizens. Transport system Roads Xuzhou has many urban expressways: Xuzhou 3rd Ring Road expressways (east, north and west), Xuzhou East Ave. expressway (), Xuzhou-Pantang expressway, Xuzhou-Jiawang expressway and Xuzhou-Suqian expressway etc. Xuzhou is the sixth city which has a fifth Ring Road () in China, and is the only city in Jiangsu which has a fifth Ring Road. Expressways G2 Beijing–Shanghai Expressway G2513 Huai'an–Xuzhou Expressway G3 Beijing–Taipei Expressway G30 Lianyungang–Khorgas Expressway S49 Xinyi–Yangzhou Expressway S65 Xuzhou–Mingguang Expressway S69 Jinan–Xuzhou Expressway National Highways China National Highway 104 China National Highway 205 China National Highway 206 China National Highway 311 Rail Xuzhou is an important railway hub, where two major passenger stations: Xuzhou Railway Station and Xuzhou East Railway Station (Xuzhoudong Railway Station) are situated in. Xuzhou Railway Station is at the intersection of Jinghu Railway and Longhai Railway. While Xuzhou East Railway Station on the eastern outskirts is the junction of the Beijing–Shanghai and Xuzhou–Lanzhou high-speed railways. Xuzhou is the only city which has three huge railway stations (Xuzhou Railway Station, Xuzhoudong Railway Station and Xuzhoubei Railway Station) in Jiangsu Province. Aviation Xuzhou Guanyin International Airport is one of the three biggest international airports in Jiangsu Province, it serves the area with scheduled passenger flights to major airports in China. Xuzhou Guanyin International Airport () has two terminals until 2019. Domestic Terminal (Terminal 2) and International Terminal (Terminal 1). Xuzhou Metro System Xuzhou Metro (, or ) is the first subway in North Jiangsu. The project was approved by State Council in 2013. Three subway lines are being built and expected to be completed by 2019-2021 one after another, with total length of 67 km and 3 transfer stations: Pengcheng Square Station (Change for Metro Line 1 and Line 2), Xuzhou Railway Station (Change for Metro Line 1 and Line 3) and Huaita Station (Change for Metro Line 2 and Line 3). Metro Line 1 (From Xuzhoudong Railway Station to Luwo Station via Xuzhou Railway Station and Pengcheng Square Station) () was opened on 28 September 2019, Metro Line 2 (From North Passenger Station to Xinchengqu East Station via Pengcheng Square Station and Jiangsu Normal University Yunlong Campus) () has been opened for operation on November 29, 2020, and Metro Line 3 (Phase 1) (From Xiadian Station to Gaoxinqu’nan Station via Xuzhou Railway Station and China University of Mining and Technology