截至2022年底，中国大陆地区共有55个城市开通城轨交通运营线路超过10000km，达到10291.95km，其中，地铁线路8012.85km，占比77.85%。2022年当年共新增城轨交通运营城市5个，新增运营线路长度1085.17km，其中，新增地铁线路803.12 km。新增运营线路涉及4种系统制式，分布在25座城市，共50条（段）线路。

.By the end of 2022, 55 cities in Chinese Mainland have put into operation more than 10000 km of urban rail transit lines, reaching 10291.95 km. Among them, the subway line is 8012.85 km, accounting for 77.85%. In 2022, 5 new urban rail transit operation cities were added, and the total length of new lines was 1085.17km, including 803.12km of new subway lines. The new lines involve 4 types of systems, distributed in 25 cities, with a total of 50 lines (sections).