Note: Chinese New Year in 2010 started on 14th February 2010.
N1:
Chinese New Year in 2011 started on 3 Feb 2011
N2:
The Xintang to Dongguan section (approximately 22.2km) were closed for maintenance
18 Oct 2007 - 9 Jul 2008. For details, please refer to theannouncement dated 13th September 2007
N3:
2010 Traffic restriction for Asian Games in Guangzhou (Nov 2010)
N4:
2011 Traffic restriction for Summer Universiade in Shenzhen (Aug 2011)