So far there are five metro lines in Shenzhen: Luobao line (from Luohu to Shenzhen Airport);
Shekou line (from Chiwan to Xinxiu); Longgang line (from Yitian to Shuanglong); Longhua line (from Futian Checkpoint to Qinghu); Huanzhong line (from Qianhaiwan to Huangbeiling).
    Usually the starting time of each line is 6:30am and the ending time is 11:00pm. The fare for a single journey ticket starts at RMB2, and the transportation card named Shenzhen tong is used commonly.
    More information: http://www.szmc.net/cms/page?arg=en/index