Hongyancun station

General informationLocationChongqing
ChinaCoordinates29°33′13″N106°29′22″E / 29.5535157°N 106.4895489°E / 29.5535157; 106.4895489OperatorChongqing Rail Transit Corp., LtdLinesLine 5
Line 9Platforms1 island platform
2 side platformsConstructionUndergroundOther informationStation code / HistoryOpened25 January 2022 (2022-01-25) (Line 9)
30 November 2023 (2023-11-30)(Line 5)Services

Hongyancun is a station served by Line 9 and Line 5 of Chongqing Rail Transit in Chongqing Municipality, China that opened in 2022. It is located in Yuzhong District.

The station is the deepest metro station in the world. The deepest point of the station is 116 meters (381 ft) below street level. and the top of rail is 106 meters (348 ft) below the surface. By either measure, the depth breaks China's previous record depth of Line 10's Hongtudi station and surpasses the depth of the Kyiv Metro's Arsenalna station, the previous record for deepest metro station.

This station has 2 entrances, an upper entrance and a lower entrance (which is lower then the platform level).

The vertical height difference between Entrance 2 and Entrance 4 of the station is over 141 meters (463 ft). From Entrance 2, passengers will need to take a three-segment ascending moving walkway that is approximately 105 meters long, and it takes about 6 minutes to access the Line 9 platform; while from Entrance 4, its a seven-segment descending escalator ride that takes about 8 minutes (if not by lift).