Line 22 (Guangzhou Metro)

The line runs approximately north-south, starting at {{stl|GZM|Panyu Square}} in Panyu District and the end of the line at {{stl|GZM|Fangcun}}; connecting Panyu and Fangcun, with a total length of {{convert|30.8|km|4=2|abbr=on}} and 8 stations. The line is an express subway line using 8 car Type D trains with an operating speed of {{convert|160|km/h|mph|0|abbr=on}}.{{Cite web|title=详细页|url=http://www.gzggzy.cn/cms/wz/view/index/layout3/index.jsp?siteId=1&channelId=503&infoId=2018428|access-date=2020-06-12|website=www.gzggzy.cn|archive-date=2021-03-29|archive-url=https://web.archive.org/web/20210329083919/http://www.gzggzy.cn/cms/wz/view/index/layout3/index.jsp?siteId=1&channelId=503&infoId=2018428|url-status=dead}} Two distinct stopping patterns will be operated, a local all stop service and an express service. In early planning, Line 22 would interline with Line 18 south of Panyu Square to Wanqingsha.{{Cite web |date=2021-01-20 |title=定了！地铁18号线、22号线首通段计划明年6月通车_广州日报大洋网 |url=https://news.dayoo.com/guangzhou/202004/07/139995_53267894.htm |access-date=2022-01-05 |website= |archive-url=https://web.archive.org/web/20210120170016/https://news.dayoo.com/guangzhou/202004/07/139995_53267894.htm |archive-date=20 January 2021 |url-status=dead}} This was later abandoned and Line 22 upon opening will terminate at Panyu Square but track connections between the two lines still exist.

According to the long-term plan (2029–2051), Line 22 will be expanded both to the north and south from its current termini. The north extension will head to {{stl|GZM|Airport North}} in Huadu District of Guangzhou while the southern extension will connect to Guangmingcheng railway station in Shenzhen, becoming an express line "connecting sea, land and air" with a total length of {{convert|128.8|km|4=2|abbr=}}. The average passenger flow of the line when complete is predicted to exceed one million passengers per day.{{Cite web |title=大灣區GBA新聞：灣區最快地鐵 廣州南30分鐘到南沙 22號線首段通車 5分鐘抵港人聚居祈福新村 - 20220413 - 港聞 |url=https://news.mingpao.com/pns/%e6%b8%af%e8%81%9e/article/20220413/s00002/1649786982698/%e5%a4%a7%e7%81%a3%e5%8d%80gba%e6%96%b0%e8%81%9e-%e7%81%a3%e5%8d%80%e6%9c%80%e5%bf%ab%e5%9c%b0%e9%90%b5-%e5%bb%a3%e5%b7%9e%e5%8d%9730%e5%88%86%e9%90%98%e5%88%b0%e5%8d%97%e6%b2%99-22%e8%99%9f%e7%b7%9a%e9%a6%96%e6%ae%b5%e9%80%9a%e8%bb%8a-5%e5%88%86%e9%90%98%e6%8a%b5%e6%b8%af%e4%ba%ba%e8%81%9a%e5%b1%85%e7%a5%88%e7%a6%8f%e6%96%b0%e6%9d%91 |access-date=2022-04-13 |website=明報新聞網 - 每日明報 daily news |language=zh-hant}}

The North extension of Line 22 will be {{convert|41.1|km|4=2|abbr=on}} in length with 10 new stations and be fully underground.{{cite web |date=2021-08-25 |title=广州地铁18、22号线北延段有新进展 |url=http://www.gz.gov.cn/zwfw/zxfw/jtfw/content/post_7735463.html |quote=广州地铁22号线北延段，线路起于芳村站（不含），止于机场北站，线路长约41.1公里，全地下敷设。新建10座车站}} The north extension will directly connect Guangzhou Baiyun Airport while passing through Guangzhou Railway Station and Guangzhou Baiyun Railway Station. On December 31, 2021, the North Extension started construction.{{Cite web|title=芳村至白云机场城际项目正式动工！未来广州市中心与机场30分钟互达_广州日报大洋网|url=https://news.dayoo.com/guangzhou/202112/31/139995_54155133.htm|access-date=2022-01-05|website=news.dayoo.com}}

In 2019, Dongguan municipal government proposed Line 22 to be extended east beyond Panyu Square to Nansha Subdistrict and cross the Shiziyang Channel into Dongguan and beyond to Shajing Town in northern Bao'an District, Shenzhen.{{Cite web|title=南沙未来已来!地铁22号线直通东莞,与深圳地铁18号线连接-广州搜狐焦点|url=https://gz.focus.cn/zixun/545f880247cd702e.html|access-date=2022-01-05|website=gz.focus.cn}}{{Cite web |date=2020-08-08 |title=这条"地铁"，把穗佛莞连起来！_ |url=http://www.timedg.com/2020-08/06/21140542.shtml |access-date=2022-01-05 |website= |archive-url=https://web.archive.org/web/20200808094613/http://www.timedg.com/2020-08/06/21140542.shtml |archive-date=8 August 2020 |url-status=dead}} In 2020, Guangzhou Metro began soliciting bids to further investigate the extension of Line 22 into Dongguan and Shenzhen.{{Cite web|date=2020-10-13|title=粤港澳大湾区线网优化客流预测专题比选公告|url=https://gf.gzggzy.cn/gz1/M00/09/70/CsUnsV-BCDSAYlYPAAmn9woieiM052.pdf|website=广州公共资源交易中心}} The first section of this extension a {{convert|58.5|km|4=2|abbr=}} segment from Panyu Square to Chang'an, Dongguan were officially included in Guangdong's 14th Five Year Plan in 2021 with provisions for future extension and connection with the Shenzhen Metro.{{Cite web|title=广州市交通运输"十四五"规划|url=http://jtj.gz.gov.cn/attachment/6/6981/6981953/7822200.pdf|website=广州市交通运输局}}{{Cite web|title="十四五"时期广州拟建9条地铁_广州日报大洋网|url=https://news.dayoo.com/guangzhou/202110/10/139995_54075095.htm|access-date=2022-01-05|website=news.dayoo.com}} The extension to Shenzhen will connect Qingsheng, Jiaomen, Nansha Passenger Port, cross the Pearl River Estuary and extend to Dongguan and finally connect to Shenzhen Guangmingcheng High-speed Railway Station.

When complete a number of different services and express and local stopping patterns will be operated, including Shenzhen/Dongguan to Baiyun Station, Nansha Passenger Ferry Terminal to Baiyun Airport North, Nansha Passenger Port to {{stl|GZM|Huachengjie}}, etc.{{Cite web|title=白云机场45分钟到南沙！18号线北延段、22号线北延段最新曝光_广州日报大洋网|url=https://news.dayoo.com/guangzhou/202107/07/139995_53984045.htm|access-date=2022-01-05|website=news.dayoo.com}}

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{{Color box|#ffffff|border=darkgray}} - Opened on 31 March 2022

{{Color box|lightgray|border=darkgray}} - Under construction