“…On the other hand, changes in heritage conditions threaten the authenticity and integrity of heritage properties, and RS can serve as an e cient tool for monitoring both relics and their hosting cultural landscapes, utilizing indicators such as land cover (Huang et al 2018 of multi-ethnic exchange, integration, and uni cation of Chinese civilization, transitioning from "pluralism" to "unity." While several signi cant studies have been undertaken since its rediscovery in 1986, offering invaluable materials for the study of the Qin Mausoleum (Blänsdorf and Yin 2006;Tan et al 2006;Huan et al 2021), due to technical and cultural heritage preservation constraints, the interior of the tombs has not been fully excavated, archaeological studies related to the site selection and condition conservation, however, are not fully exploited, hence the urgent need for research in the eld of non-destructive exploration and cultural heritage preservation.…”