The 6 line of Chongqing rail transit line adopts the steel wheel rail subway system, which is the key line in the Chongqing rail transit network, and is the core traffic artery throughout the Chongqing new area. Chongqing rail transit line 6 begins in the south bank tea garden, stops in the Beibei District, and has a national Bo line, which runs through the five administrative areas of the Nanan District, Yuzhong District, Jiangbei District, Yubei District and Beibei district. Of which five li shop to Kang Zhuang section has opened trial operation in September 28, 2012, Kang Zhuang to Lijia section December 26, 2012, Lijia to Beibei section in December 31, 2013 to open trial operation, five li shop to tea garden section opened in December 30, 2014 trial operation, Lijia to Yue Lai in May 15, 2013 to open trial operation in May 15, 2013.
As of 2017, the operation line of Chongqing rail transit line 6 was 63.33 km and the operation mileage of the national branch line was 12.58 km. There are 33 stations on the whole line, including 6 elevated stations and 27 underground stations. Chongqing rail transit line 6 passes the Qian si men Bridge.The Qian si men gate bridge is a dual-use Bridge。