Group 1 - The Shanghai Ancient Books Publishing House has been publishing materials related to the Dunhuang and Western Regions since 1989, with hundreds of volumes released over the past thirty years [1] - The project includes the publication of 17 volumes of Russian-collected Dunhuang documents and 31 volumes of Black Water City documents, expected to be completed by 2026 [1] - This initiative is noted as the largest ancient manuscript publication project in New China, utilizing photography to present the most ancient texts [1] Group 2 - Professor Keping, a researcher at the St. Petersburg Institute of Oriental Studies, was instrumental in the study of the extinct Western Xia language and contributed significantly to the field [5][6] - Keping's research on the Western Xia texts, particularly the "Wenhai," laid the foundation for her doctoral degree and established her reputation in the international academic community [6][11] - The collaboration between Chinese and Russian scholars, including Keping, has been crucial in advancing the understanding of Western Xia literature and its historical context [9][30] Group 3 - The cooperation between the Shanghai Ancient Books Publishing House and the Russian Oriental Institute led to the signing of an agreement in 1993 for the publication of the Black Water City documents [9][28] - The project has involved extensive academic exchanges and fieldwork, highlighting the importance of international collaboration in the preservation and study of ancient texts [27][30] - The publication of the Black Water City documents has significantly contributed to the international prominence of Western Xia studies [27][30]