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On the eve of the National Surveying and Mapping Law Promotion Day on August 29, China's first edition of a national-level geometric reference image covering the entire land area was officially released. The overall spatial resolution of the country reached 0.5 meters, and the overall positioning accuracy of remote sensing images increased by more than 1 times.

Zhitongcaijing·08/27/2026 12:41:27
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On the eve of the National Surveying and Mapping Law Promotion Day on August 29, China's first edition of a national-level geometric reference image covering the entire land area was officially released. The overall spatial resolution of the country reached 0.5 meters, and the overall positioning accuracy of remote sensing images increased by more than 1 times.