GB/T 10001.1-2012

This part of GB/T 10001 specifies the general public information graphic symbols used in information carriers and their application principles, including public information graphic symbols (referred to as graphic symbols) with a square side length of more than 10 mm and public information graphic symbols (referred to as small graphic symbols) with a square side length of 3 mm to 10 mm.
The graphic symbols specified in this part are applicable to public places and related facilities, specifically for the design of guidance elements such as location markers, guidance markers, information boards, schematic diagrams, etc. in public information guidance systems.
The small graphic symbols specified in this part are applicable to guidance maps, travel guides, manuals, and other portable printed materials, as well as information carriers such as equipment operation panels.