Editing Incheon Subway (section)

===Line 1===
{{main|Incheon Subway Line 1}}

'''Line 1''' is a {{convert|30.3|km|mi|adj=on|sp=us}} north-south [[Subway (rail)|subway]] line.<ref name="info">{{cite web|url=http://www.ictr.or.kr/eng/irtc/info.asp|title=General information|publisher=Incheon Transit Corporation|access-date=2015-04-24|archive-url=https://web.archive.org/web/20150924032654/http://www.ictr.or.kr/eng/irtc/info.asp|archive-date=2015-09-24|url-status=dead}}</ref> After six years of construction, the line opened for regular service on October 6, 1999 as the fourth subway system in South Korea, after Seoul, Busan, and Daegu. Transfers to the [[Seoul Metropolitan Subway]] can be made via [[Bupyeong station|Bupyeong Station]] to [[Seoul Subway Line 1]], as well as the [[Suin Line]] to Seoul at [[Woninjae station|Woninjae Station]]. A trip along the line from Gyeyang in the north to International Business District in the south takes approximately 57 minutes. The color of the line is light blue.
 
A one-station extension to [[Gyeyang station|Gyeyang]] opened in March 2007, providing transfers to [[AREX]]. A six-station south extension opened in June 2009.

The line uses 34 8-car trains. The first 25 trains were built between 1998 and 1999 by Daewoo Heavy Industries and Rotem, while the last 9 trains were built between 2007 and 2008 by [[Hyundai Rotem]] to provide trains following the extension of the line.