| The Beijing Subway (simplified Chinese: 北京地铁; traditional Chinese: 北京地鐵; pinyin: Beijing ditie is an extensive underground rail system in Beijing. Presently, Subway Lines 1, 2, 4, 5, 8 (Beitucheng - South Gate of Forest Park), 10 (Bagou - Jinsong), 13, the Airport Express and the Batong Line are in service. |