Line 22 of the Shenzhen Metro is an express line under construction, which will connect the districts of Futian, Longhua and Longgang for 38 kilometers and 23 stations.^[1] Construction began on 2 January 2024,^[2] and the line is expected to open in March 2029. The first phase of Line 22 will run from Shangsha in Futian District to Liguang in Longhua District, with 21 stations and 34.2 kilometers of track.^[3][4] The line is proposed to use 6 car type A trains.^[5] It is proposed to extend into Dongguan in long term planning.