Line 17 (Chengdu Metro)

Line 17 of the Chengdu Metro is a metro line in Chengdu. The whole line is 30.286 km when Phase 2 opens. The line uses 8-car Type-A trains operating up to 140 km/h speed powered by 25kV AC overhead lines.
Phase 1 runs from Jinxing station in Wenjiang District to Jitouqiao station in Wuhou District. Phase 1 is 26.145 km long with 5.5 km running elevated and 20.6 km running underground. There are 9 stations with 2 elevated stations and 7 underground stations.
Phase 2, opened on September 17th 2025, extended the line west across central Chengdu to Gaohong station. It is 24.8 km long, all underground with 18 additional stations.

Progress

On February 23, 2017, Sichuan Development and Reform Commission approved Line 17 Phase 1.
On February 27, 2017, Line 17 Phase 1 started construction.
On November 11, 2017, the first tunnel boring machine started digging section between Jiujiang North and Baifoqiao Stations.
On March 24, 2019, Line 17 phase 1 elevated section was completed.
On April 9, 2019, Huangshi－Chengdu Fifth People's Hospital, Mingguang－#1 Vent Tunnel sections are completed.
On August 5, 2019, main structures of all stations on Line 17 was completed.
On January 7, 2020, Line 17 Phase 2's Beimenqiao Station started excavation, marking the start of station construction for Phase 2.
On March 25, 2020, Line 17 Phase 1 finished track-laying.
On June 19, 2020, Chengdu Metro started 3-month trial operation for Line 17.
On June 24, 2020, Construction finished for Wutongmiao Depot for Line 17.
On December 18, 2020, Line 17 from Jinxing station to Jitouqiao station was opened.
On October 20, 2022, 16:40, Line 17 Phase 2's Longzhuayan - Qingshuihedaqiao section finished both tunnel construction. This section is 369.602m long.
On 12 Feb 2023, Line 19 Phase 2 is officially powered on.
On 21 Feb 2023, Line 19 Phase 2 signal and communication system started operational testing in Xinmiao Control Centre, and Phase 2 signal now synchronizes with Phase 1.
On 22 Feb 2023, Line 17 Phase 2 finished station's main power centre's land clearance.
On 20 March 2023, Line 19's Changshuncun Depot is handover to operation.
On 28 March 2023, Line 19 Phase 2 finished 160 km/h high-speed train testing, entering 1–2 months of systematic testing.
On 28 March 2023, Chengdu Rail Transit 2023 Annal Media Gala was held in Wenjiashan Station of Line 19.
On 30 March 2023, Line 19 Phase 2 finished construction and handover to operation team for operational testing.
On 26 May 2023, all 45 trains of Line 19 Phase 2 are delivered.
On 6 September 2023, Chengdu Metro debuted Train Maintenance Bots, AI-Railway Maintenance Bots, and Power-line Surveillance AI on Line 19. This is the first AI-Maintenance Robot & System in the world. Chengdu Metro will implement full AI-Operation by 2025.
On September 17, 2023, original Line 17 Phase 1: splits into Line 19 Phase 1: and new Line 17:, and 4-Car A-Train starts operation on Line 17. All passengers must transfer at the same platform at Jiujiang North between line 17 and line 19.
On September 26, 2023, Line 18 and Line 19 starts co-operational testing.
On September 30, 2023, Line 17 Phase 2's People's Park station finished structure construction.
On October 3, 2023, Line 17 Phase 2's Qingshuihedaqiao station to Huanhhali station finished both tunnel construction.
On 17 September, 2025, Line 17 Phase 2 from Jitouqiao station to Gaohong station was opened.

Operation

Opening - 2023 September

Line 17 Phase 1 and Line 19 Phase 1 were running in connection as one route.

September 2023 - November 2023

Original Line 17 Phase 1: split into Line 19 Phase 1: and new Line 17:, and 4-Car A-Train starts operation on Line 17. All passengers must transfer at the same platform at Jiujiang North between line 17 and line 19.

November 2023 - September 2025

As Line 17 Phase 2 and Line 19 Phase 2 are finished, the operation plan since November 28th is:
Line 17 Section：Jiujiang North － Baifoqiao － Jitouqiao
Line 19 Section：Jinxing － Huangshi － Chengdu Fifth People's Hospital－ Fengxihe － Wenquan Avenue － Mingguang － Jiujiang North

September 2025 - Now

Line 17 Phase 2 and Phase 1 section going to operate together since September 17th, the route is going to operate from Jiujiang North - Jitouqiao - People's Park - Gaohong