Beijing Daxing International Airport Express of the Beijing Subway (Chinese : 北京地铁大兴机场线; pinyin: Běijīng Dìtiě Dàxīng Jīchǎng Xiàn) is an airport rail link from Caoqiao (located at the Southern 3rd Ring Road) to the Beijing Daxing International Airport. It is colored  Blue on subway maps. The line opened on September 26, 2019. It is one of two lines connecting the urban area of Beijing to the Beijing Daxing International … Continue reading BEIJING DAXING INTERNATIONAL AIRPORT EXPRESS