The Tianjin Metro or Tianjin Rail Transit is the rapid transit system in the city of Tianjin, which was the second city in mainland China after Beijing to operate a subway system. First opened in 1984, the system currently has 10 operating lines and 218 stations spanning 301 km (187.0 mi).
Wuhan Metro is a rapid transit system serving the city of Wuhan, Hubei, China. Owned and operated by Wuhan Metro Group Co., Ltd., the network now includes 12 lines, 300 stations, and 486.3 km (302.2 mi) of route length. With 1.22 billion annual passengers in 2019, Wuhan Metro is the sixth-busiest rapid transit system in mainland China. There are a number of lines or sections under construction. The government of Wuhan City promised the citizens that at least two lines or sections open every year.
The Nanjing Metro is a rapid transit system serving the urban and suburban districts of Nanjing, the capital city of Jiangsu Province in the People's Republic of China.
Urban rail transit in China encompasses a broad range of urban and suburban electric passenger rail mass transit systems including subway, light rail, tram and maglev. Some classifications also include non-rail bus rapid transport.
Changchun Rail Transit, is the rapid transit and light rail system in the city of Changchun, Jilin Province, China. Its first line, Line 3, is the first true light rail line in Mainland China. The system consists of three light rail lines and three rapid transit lines.
Line 9 is a southwest-northeast line of the Shanghai Metro network. The line runs from Songjiang South Railway Station in Songjiang District to Caolu in Pudong. The line is colored light blue on system maps.
Line 11 is a northwest–southeast line of the Shanghai Metro network. Since October 2013, Line 11 serves Kunshan city, making it is the second intercity metro in China after the Guangfo Metro and the first that crosses a provincial boundary. With a single-line mileage of 82.386 kilometres (51.192 mi), it is the second-longest single-line subway line in China, after Line 6 in Chongqing, which is 85.6 km (53.2 mi) long. The line is colored brown on system maps.
Suzhou Rail Transit, also known as Suzhou Metro, is a rapid transit system serving the city of Suzhou, in Jiangsu Province, China. Line 1 began operation on April 28, 2012. Line 2 opened on December 28, 2013. A further three lines, and an extension of Line 2, were completed between 2016 and 2021. Line 11 connecting Kunshan city which is under Suzhou's administration, and beyond to the Shanghai Metro was completed on June 24, 2023.
Line 1 of the Tianjin Metro runs from the north-west to the south-east of downtown Tianjin. It is 42.227 km (26.2 mi) in length with 32 stations.
Ningbo Rail Transit, also known as the Ningbo Metro, is a rapid transit system serving the city of Ningbo, Zhejiang and its suburbs. Six metro lines are being built inside the urban area of Ningbo, serving Haishu, Jiangbei, Zhenhai, Beilun and Yinzhou. The first phase of Line 1 started construction in June 2009 and began to service the public on May 30, 2014. Line 2 began service on September 26, 2015.
Kunming Metro, or Kunming Rail Transit, is a rapid transit system in Kunming, the capital of Yunnan Province. With a rapidly growing population of just over 3 million people at the time, Kunming was one of the largest cities in China without a metro system before its construction. The system currently consists of 6 lines with 2 extensions to existing lines under construction and 3 more lines planned.
Nanning Metro or Nanning Rail Transit (NNRT) is a rapid transit system in Nanning, the capital of Guangxi Zhuang Autonomous Region in China.
Several cities in China had tram systems during the 20th century; however, by the end of the century, only Dalian and Changchun remained extant. However the 21st century has seen a resurgence in tram transport systems as China attempts to combat with urban traffic congestion and pollution.
Line 18 of the Chengdu Metro is an express rapid transit line that connects the urban area of Chengdu with Chengdu Tianfu International Airport. Line 18's color is teal. The Phase 1 & 2 of Line 18 is in total 69.39 km in length. It is also the biggest PPP project in China. The section from South Railway Station to Tianfu International Airport North Station started operation on 18 December 2020.
Passenger rail ridership plummeted worldwide amid the COVID-19 pandemic; many services were reduced in frequency or discontinued outright.
– Line 3 of the Cairo Metro extends from Kit-Kat to Rod El-Farag Corridor. [1] 
– Circular light rail of the Kaohsiung Metro extends from Heart of Love River to Kaisyuan Park and completes the loop line. [2] 
– BNSF Railway takes over operations of Montana Rail Link. [4] 
January 8– Line 18 and Line 50 of the Krakow tramway network extend from Papierni Prądnickich to Górka Narodowa. [5] 
– Metro Line of Edmonton Light Rail Transit extends from the temporary NAIT station to NAIT/Blatchford Market. [7] 
– Rete Ferroviaria Italiana introduces through service between Cirié and Alba and Cirié and Fossano via Line 4 and Line 7 of the Turin Metropolitan Railway Service. [8] 
January 25– Line 3 and Line 5 of the Daugavpils tramway network extend from Butlerova iela to Stropu ezers. [9] 
– Line T3 of Tram İzmir opens between Çevre Yolu and Kâtip Çelebi Üniversitesi. [10] 
January 31– Line S1 of the Wuxi Metro opens between Jiangyin Bund and Nanfangquan via through service on Line 1. [13] 
– Line 1 of the Rio de Janeiro Light Rail extends from Rodoviária to Terminal Intermodal Gentileza. [14] 
– Tren Maya extends from Cancún Airport to Playa del Carmen. [17] 
– Red Line of Lagos Rail Mass Transit opens between Oyingbo and Agbado. [18] 
– Yellow Line of the Agra Metro opens between Mankameshwar Mandir and Taj East Gate. [21] 
March 11– Circle Line of the Tashkent Metro extends from Quruvchilar to Qipchoq. [28] 
– Line 4 of the Tehran Metro extends from Allameh Jafari to Ayatollah Kashani. [29] 
– Hokuriku: Hokuriku Shinkansen extends from Kanazawa to Tsuruga, IR Ishikawa Railway takes over operations of the Hokuriku Main Line between Kanazawa and Daishōji, and Hapi-Line Fukui takes over operations of the Hokuriku Main Line between Daishōji and Tsuruga. [30] 
March 27 – PNR Metro Commuter Line ends service. [37] 
March 29 – New line of Dnipro City Express opens between Dnipro and Synelnykove. [40] 
March 30 – Line A of the Great Train eXpress opens between Suseo and Dongtan. [41] 
April 5– Line T3b of the Île-de-France tramways extends from Marguerite Long to Porte Dauphine. [44] 
May 21– Talgo AVRIL trains enter service on the AVE network. [51] 
June 3– Extension of the Pakenham line to East Pakenham opens. [53] 
June 14– Tanzania Standard Gauge Railway phase 1 (Dar es Salaam to Morogoro) opens. [55] 
June 16– Blackpool Tramway extension to Blackpool North railway station opens. [56] 
June 22– Copenhagen Metro M4 extension to Copenhagen South opens. [58] 
June 23– Mass Rapid Transit Thomson–East Coast Line Stage 4 opens. [59] 
July 7– Line T1 of the Luxembourg tramway extends to Stade de Luxembourg. [65] 
