The Qingdao Metro Line 11 is the third line to be opened and operated in Qingdao, Shandong Province in China. It was opened on April 23, 2018, in a deep blue color and is known as the most beautiful metro line in Qingdao. At present, it has a total length of 58.35 kilometers,  and has a total of 22 stations. There are 4 underground stations and 18 ground and elevated stations, using four train sets.

The Qingdao Metro Line 11 is produced by CRRC Sifang Co., Ltd. It is a B-type train , with a maximum passenger capacity of 1200people. Its maximum speed is 120 kilometers per hour, making it currently the fastestin China. It has battery traction function, with a traction distance greater than 300 meters, making it convenient for vehicles to enter and exit the depot. It is also equipped with Honrock's Roller blinds and Locks,providing passengers with a comfortable and peaceful riding experience.