A: airport metro is Guangzhou Metro Line 3, which runs at 6: 10am and 23: 00pm. Line 3 starts from Tianhe Bus Terminal, passes through Tianhe District, Haizhu District and Panyu District, runs through the new central axis area, the new urban area of Panyu District and other areas, and ends at Panyu Square Station; The north extension starts at Tiyu West Road Station, passes through Tianhe District, Baiyun District and Huadu District, and ends at the North Airport Station. The subway runs roughly in a Y-shape from north to south. As of November 2020, Guangzhou Metro Line 3 has a total length of 64.41 kilometers, all of which are underground lines; A total of 30 stations are set up, all of which are underground stations; The B-type train consists of six trains.