Home / Standards / GB 21253-2007 GB 21253-2007 Abolished Sign and marking of special lane for Olympic vehicles 奥林匹克专用车道标志和标线 Standard Type GB ICS 03.220.20;93.080.30 CCS R80 Status 废止 Issue Date 2007-11-01 Implementation 2008-01-01 Responsible Dept 国家标准委 Drafting Unit N/A