The line starts from Honglian Station, Line 19 ,Tianfu New Area, Chengdu, and ends at Meishan East Railway Station (Metro & National Railway), Dongpo, Meishan.
Construction started on Sep 26, 2022, and is expected to open in Dec 2026.
Line S5 will use 4-car Type-A trains, with a standard capacity of 756 passengers.
The power system uses 1,500 V DC via overhead lines.
The trains operate at 160 km/h max.