GB 12320-1998
AbolishedSpecifications for Chinese nautical charts
中国航海图编绘规范
Application Summary AI generated
GB 12320-1998 specifies the compilation, symbolization, and content requirements for Chinese nautical charts used in maritime navigation. It is applied by Chinese hydrographic authorities and shipping industries to produce official charts for coastal waters, harbors, and open seas, ensuring consistency in chart features like depths, aids to navigation, and hazards. The standard supports safe vessel operation, route planning, and marine surveying within China's jurisdictional waters.
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