Line 6 (simplified Chinese: 六号线; traditional Chinese: 六號線; pinyin: Liùhào Xiàn), also known as the Guangming line (simplified Chinese: 光明线; traditional Chinese: 光明線; pinyin: Guāngmíng Xiàn) of the Shenzhen Metro is in operation. Line 6 is part of the Phase III expansion of the Shenzhen Metro with a construction time frame scheduled for 2015–2019.[3]
The first phase of Line 6 has a length of 37.6 km (23.4 mi) and a total of 20 stations.[2] It connects Songgang to Shenzhen North station. The southern extension has a length of 11.8 km (7.3 mi) and 7 stations,[2] from Shenzhen North station to Science Museum station. Construction of the first phase started in 2012,[4] with both the original line and south extension opened on 18 August 2020.[1][5][6] It is the second metro line in Shenzhen with an operating speed of over 100 km/h (62 mph). Guangming station (formerly known as Cuihu) will have provision for interchange with Dongguan Rail Transit Line 1 which is also under construction.[7][8] It is envisioned to serve as an interchange with Line 1 and Line 4 of the Dongguan Rail Transit system.