page_title: Chengjiao line
hierarchical_section_title: Chengjiao line
caption_attribution_description: English: Route map of Zhengzhou Metro Chengjiao Line
context_page_description: Chengjiao line of the Zhengzhou Metro, planned to be part of Line 9 in the future, is a rapid transit line running from southern Zhengzhou to Xinzheng. It was opened on 12 January 2017. This line is currently 31.7 km long with 12 stations.
  Through train services are operated on Line 2 and Chengjiao line, although they are classified as separate lines.
  There are 3 directly trains from Liuzhuang to Xinzheng International Airport every day, which stop at all stations before Nansihuan, and then directly to Xinzheng International Airport.
context_section_description: Chengjiao line of the Zhengzhou Metro (Chinese: 郑州地铁城郊线; pinyin: Zhèngzhōu Dìtiě Chéngjiāo Xiàn), planned to be part of Line 9 in the future, is a rapid transit line running from southern Zhengzhou to Xinzheng. It was opened on 12 January 2017. This line is currently 31.7 km  long with 12 stations.
  Through train services are operated on Line 2 and Chengjiao line, although they are classified as separate lines.
  There are 3 directly trains from Liuzhuang to Xinzheng International Airport every day, which stop at all stations before Nansihuan, and then directly to Xinzheng International Airport.
caption: Map of Zhengzhou Metro Chengjiao Line
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