As of June 3, 2023 10, there was no authoritative information to report that the two men were enemies. Both of them are founders of Dunhuang Research Institute. Chang Shuhong is the first director of Dunhuang Cultural Relics Research Institute, and Duan Wenjie is the second director of Dunhuang Cultural Relics Research Institute after Chang Shuhong.

Both of them are discoverers and protectors of Dunhuang art, and they have made great contributions to the discovery and protection of Dunhuang art.