Line 2 of the Zhengzhou Metro (Chinese: 郑州地铁二号线; pinyin: Zhèngzhōu Dìtiě Èr Hào Xiàn) is a rapid transit line running from north to south of Zhengzhou. It opened on 19 August 2016. The line is currently 30.9 km long with 22 stations.^[3][1][2]

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Line 2
2
A train of Zhengzhou Metro Line 2
Overview
Status	Operational
Owner	Zhengzhou
Locale	Zhengzhou, Henan, China
Termini	Jiahe Nansihuan (through service Zhengzhou Hangkonggang Railway Station)
Stations	22
Service
Type	Rapid transit
System	Zhengzhou Metro
Operator(s)	Zhengzhou Metro Group Corporation
Depot(s)	Chengnan Depot
History
Opened	19 August 2016; 7 years ago (2016-08-19)
Technical
Line length	30.9 km (19.2 mi)[1][2]
Number of tracks	2
Character	Underground
Track gauge	1,435 mm (4 ft 8+1⁄2 in)
Electrification	Overhead lines (1500 volts)
Route map Legend Jiahe Huijiquzhengfu Maozhuang Huangheyingbinguan Jinwa Jindalu Liuzhuang Liulin Shamen  4   4  (U/C) to Laoyachen to Langzhuang Beisanhuan Dongfenglu Guanhutun Huanghelu  5   5  Outer loop to Wuyigongyuan Inner loop to Zhengzhoudong Railway Station Zijingshan  1   1  to Henan University of Technology to New Campus of Henan University Dongdajie  3   3  to Henan Sports Center to Yinggang Longhaidonglu Erligang Nanwulibao  5   5  Inner loop to Wuyigongyuan Outer loop to Zhengzhoudong Railway Station Huazhai Nansanhuan Zhanmatun Nansihuan Chengnan Depot Continues as  Chengjiao  to Xinzheng International Airport This diagram: view talk edit

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Through services are operated on Line 2 and Chengjiao line (part of future Line 9), although they are classified as separate lines.^[4]

The first phase of the line began construction on 28 December 2010, and began operations on 19 August 2016.^[5] The second phase of the line began operations on 28 December 2019.