The MRT Sungai Buloh–Serdang–Putrajaya line will be the twelfth rail transit line, the fourth fully automated and driverless rail system in Klang Valley area. It is a part of the larger rail transport system in Kuala Lumpur known as Greater KL/Klang Valley Integrated Transit System. The line is numbered 12 and coloured gold on transit map.

It is one of three planned rail lines under Klang Valley Mass Rapid Transit Project by MRT Corp. The Phase 1 between Kwasa Damansara and Kampung Batu expected to be operational by July 2021. The remaining line is expected to be operational in 2022.

The approved rail alignment is 52.2km in length, of which 13.5km is underground. A total of 37 stations, 11 of them underground, will be built. The line will stretch from Sungai Buloh to Putrajaya and will include densely populated areas Sri Damansara, Kepong, Batu, Jalan Sultan Azlan Shah, Jalan Tun Razak, KLCC, Tun Razak Exchange, Kuchai Lama, Seri Kembangan and Cyberjaya. It is expected to have a ridership of 533,000 passengers per day once completed.

Following the initial proposal during the public display period, 37 stations have been approved along 52.2 km of track.

The stations listed below are as displayed on the government website for the draft environmental impact assessment. All the station names are interim and subject to change.

The rolling stock will be provided by HAP Consortium with consists of Hyundai Rotem, Apex Communications and POSCO Engineering. The trains are assumed to be driverless with a capacity of 1,200 passengers in a 4-car trainsets formation.

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Wikipedia