China 'GB/T 16903-2021
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 16903-2021
Rules for the presentation of graphical symbols for use on signs -- Design principles and requirements for public information graphical symbols 标志用图形符号表示规则 公共信息图形符号的设计原则与要求
Issued Date:2021/3/9
Implemented Date:2021/10/1
Issued by:
The Standardization Administration of the People's Republic of China