Core Insights - Guizhou has made significant progress in its fourth national cultural relics survey, discovering over 2,700 new cultural relics, with a total of 14,852 relics reviewed from the third national survey [1][2] Summary by Categories Discovery and Coverage - The newly discovered relics include ancient cultural sites, tombs, buildings, rock caves, stone carvings, and important modern historical sites, categorized into six major types and 61 subcategories [2] - The discoveries are evenly distributed across all nine prefectures in Guizhou, with significant findings in historical cultural villages, traditional settlements, and industrial heritage areas [2] Notable Findings - The Zhang Douba Flower Bridge in Zunyi City, built in 1809, is the earliest known wooden corridor bridge in Guizhou with a clear date, holding significant cultural and academic value [2] - Additional important ancient cultural sites from prehistoric to Han Dynasty periods have been found in regions such as Bijie, Huan County, and the Qingshui River Basin [2] Technological Innovation - Guizhou has introduced 3D data collection and visualization systems to preserve the original data of ancient relics, ensuring high-precision and scientific recording for permanent preservation [2] - The province is now entering the "data registration" phase, where survey data will be audited and verified, leading to the establishment of a directory and database for immovable cultural relics [2]