Home / Standards / GB/T 16903-2021 GB/T 16903-2021 Active 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 Standard Type GBT ICS 01.080.01 CCS A22 Status 现行 Issue Date 2021-03-09 Implementation 2021-10-01 Responsible Dept 国家标准委 Drafting Unit N/A