The Salt Industry Site of Yanjingxia in Wulong,Chongqing, possesses a rich historical legacy of salt production, which holds substantial significance for the study of ancient handicraft production, regional economy, and social development. This paper provides a detailed account of the digital archaeological practices employed at the site, achieving comprehensive data collection, virtual reconstruction, and spatial analysis through the integrated application of digital technologies such as three-dimensional reconstruction and geographic information systems (GIS). The implementation of digital archaeology has facilitated an in-depth exploration of the historical and cultural significance of the Yanjingxia Salt Industry Site, offering an innovative approach to the preservation, research, and presentation of the salt industry site. Furthermore, it serves as a reference model for the digitization of similar cultural heritage sites.

Chongqing Wulong , Salt Industry Site , digital archaeology , cultural heritage protection