中華人民共和國國家標準
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 16903.1-2008
Rules for the presentation of graphical symbols for use on signs - Part 1: Design principles for public information graphical symbols 標志用圖形符号表示規則 第1部分:公共信息圖形符号的設計原則
Issued Date:2008-07-16
Implemented Date:2009-01-01
Issued by:
The Standardization Administration of the People's Republic of China