Chengdu Metro refers to the urban rail transit serving Chengdu, Sichuan, China. Its first line, Chengdu Metro 1 Line, was officially opened on September 27th, 20 10, making Chengdu the 12 city in China. 202 1, 65438+February, Chengdu Metro * * opened 12 line, with a total length of 5 18.96 kilometers, all of which adopted the subway system, with 373 operating stations and 46 transfer stations. At the same time, Chengdu has become the first city in China to open five new subway lines at one time, and it is also the city with the fastest subway mileage exceeding 500 kilometers in the past decade, and officially ranks among the "fourth cities" of domestic rail transit. As of 202 1 and 65438+February, there are 8 lines under construction in Chengdu Metro (Phase II of Chengdu Metro Line 8, Phase III of Chengdu Metro 10, Phase I of Chengdu Metro 13, Phase II of Chengdu Metro 17, and Chengdu Metro/KLOC-0. By the end of 2024, Chengdu will form a rail transit network (including trams and Ziyang line) with a total length of more than 700 kilometers. On April 2nd, 20021year, the single-day passenger traffic of Chengdu rail transit exceeded 7 million for the first time, reaching 7.036 million passengers, and Chengdu achieved the sixth passenger traffic breakthrough of the subway on 20021working day. On April 30th, 20021year, the passenger traffic of Chengdu rail transit network reached a new high, reaching 7,224,300 passengers.