# Chengjiao line

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{{short description|Line of the Zhengzhou Metro}}
{{Infobox rail line
| name        = 
| other_name  = Line 9<br>Suburban line
| logo        = {{huge|{{rint|zhengzhou|c}}}}
| logo_width  = 
| color       = {{rcr|ZZM|c}}
| color2      = 
| image       = 20190716 A train on Zhengzhou Metro Chengjiao Line approaching Mengzhuang Station 02.jpg
| image_width = 300px
| image_alt   =
| caption     = A train of [Zhengzhou Metro](/source/Zhengzhou_Metro) running on Chengjiao line
| type        = [Rapid transit](/source/Rapid_transit)
| system      = [Zhengzhou Metro](/source/Zhengzhou_Metro)
| status      = Operational
| locale      = [Zhengzhou](/source/Zhengzhou), [Henan](/source/Henan), [China](/source/China)
| start       = {{stl|ZZM|Nansihuan}} (through service {{stl|ZZM|Jiahe}})
| end         = [Zhengzhou Hangkonggang Railway Station](/source/Zhengzhou_Hangkonggang_railway_station)
| stations    = 19 (18 in operation)
| routes      = 
| daily_ridership   = 
| open        = {{Start date and age|2017|1|12|df=yes}}
| close       = 
| owner       = 
| operator    = [Zhengzhou Metro Group Corporation](/source/Zhengzhou_Metro)
| character   = Underground and elevated
| depot       = Mengzhuang Depot
| stock       = 
| linelength  = {{convert|40.84|km|mi|2|abbr=on}}<ref name=201701chengjiao />
| tracklength = 
| tracks     = 2
| gauge       = {{track gauge|sg}}
| electrification          = 
| speed       = 
| elevation   = 
| website     =
| map         = {{Chengjiao line RDT}}
| map_state   = collapsed
}}
The '''Chengjiao line''' of the [Zhengzhou Metro](/source/Zhengzhou_Metro) ({{zh|s=郑州地铁城郊线|p=Zhèngzhōu Dìtiě Chéngjiāo Xiàn}}), planned to be part of '''Line 9''' in the future, is a [rapid transit](/source/rapid_transit) line in [Zhengzhou](/source/Zhengzhou). It was opened on 12 January 2017. This line is {{convert|40.84|km|mi|2|abbr=on}} long with 19 stations (16 stations in operation).<ref>{{cite web| title=郑州地铁12日开通两条新线路 这四站或越站通过| url=http://www.ha.xinhuanet.com/hotnews/20170111/3616249_c.html| publisher=Xinhua| accessdate=18 January 2017| language=Chinese}}</ref>

[Through services](/source/Through_services) are operated on [Line 2](/source/Line_2_(Zhengzhou_Metro)) and Chengjiao line, although they are classified as separate lines.<ref>{{cite web| title=郑州地铁2号线将与城郊铁路实行大小交路套跑运行| url=http://www.ha.xinhuanet.com/news/20170110/3614486_c.html| publisher=Xinhua| accessdate=18 January 2017| language=Chinese}}</ref>

300px|thumb|Map of Zhengzhou Metro Chengjiao Line

==Opening timeline==
{| class="wikitable" style="border-collapse: collapse; text-align: right;"
!Segment!!Commencement!!Length!!Station(s)!!Name
|-
|style="text-align: left;"| Nansihuan — Xinzheng International Airport
| 12 January 2017
| {{convert|31.7|km|mi|2|abbr=on}}<ref name=201701chengjiao>{{cite web|url=http://www.zhengzhou.gov.cn/html/www/news4/20170111/355201.html|date=2017-01-11|title=郑州地铁1号线二期和城郊铁路一期将开通试运营|access-date=2019-11-20|archive-url=https://web.archive.org/web/20180414011346/http://www.zhengzhou.gov.cn/html/www/news4/20170111/355201.html|archive-date=2018-04-14|url-status=dead}}</ref>
| 11
|style="text-align: left;"| Phase 1
|-
|style="text-align: left;"| Kangpinghu
| 16 November 2017
| Infill station
| 1
|style="text-align: left;"| 
|-
|style="text-align: left;"| Gangqu North
| 12 December 2020
| Infill station
| 1
|style="text-align: left;"| 
|-
|style="text-align: left;"| Xinzheng International Airport — Zhengzhou Hangkonggang Railway Station
| 20 June 2022<ref>{{cite web |url=https://share.hntv.tv/news/0/1538529858991001601|title=郑州地铁城郊铁路6月20日起延伸至郑州航空港站|archive-url=https://web.archive.org/web/20220619152009/https://share.hntv.tv/news/0/1538529858991001601|archive-date=2022-06-19}}</ref>
| {{convert|8.98|km|mi|2|abbr=on}}<ref name=news20220618>{{cite web|url=http://ha.news.cn/news/2022-06/18/c_1128752701.htm|title=城郊铁路二期即将开通 可直达高铁郑州航空港站|date=2022-06-18|archive-url=https://web.archive.org/web/20220618025702/http://ha.news.cn/news/2022-06/18/c_1128752701.htm|archive-date=2022-06-18
}}</ref>
| 3<!--[Terminal 3 station](/source/Terminal_3_station_(Zhengzhou_Metro)) is not open-->
|style="text-align: left;"| Phase 2
|-
|style="text-align: left;"| Xiaoqiao & Hua'nancheng Dong<ref>{{cite web|url=https://www.zzrbnews.com/chengshi/202303/content-30e4ea30402f4ad3.html |title=郑州地铁小乔站、华南城东站明日开通 |date=2023-09-21 |archive-date=2023-09-21 |archive-url=https://archive.today/20230921193117/https://www.zzrbnews.com/chengshi/202303/content-30e4ea30402f4ad3.html}}</ref>
| 22 September 2023
| Infill stations
| 2
|style="text-align: left;"|
|}

==Stations==
{{Line 2 and Chengjiao line of Zhengzhou Metro}}

==References==
{{Reflist}}

{{Central Henan transit}}

Category:Chengjiao line, Zhengzhou Metro
Category:Railway lines opened in 2017
Category:2017 establishments in China
Category:Airport rail links in China
Category:Zhengzhou Metro lines

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Adapted from the Wikipedia article [Chengjiao line](https://en.wikipedia.org/wiki/Chengjiao_line) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Chengjiao_line?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.