Core Viewpoint - The Hunan Museum has discovered multiple traces of repainting on the T-shaped silk painting, a national treasure, using advanced multi-modal imaging techniques [1][10]. Group 1: Discovery and Significance - The T-shaped silk painting was excavated from the Mawangdui No. 1 tomb, belonging to Xinzhui, the wife of the prime minister of the Changsha Kingdom, Li Cang [2]. - This painting is considered one of the museum's "treasures" due to its magnificent scenery and unique imagination [2]. Group 2: Details of the T-shaped Silk Painting - The painting is divided into three parts: heaven, earth, and underground, with the upper part featuring a human-bodied, snake-tailed deity, the candle dragon, and various celestial elements [4]. - Specific areas of repainting include the jade tablet held by the guardian deity and the positioning of figures in the human realm, indicating changes in ritual practices over time [6][8]. Group 3: Research and Future Directions - Experts are utilizing artificial intelligence and multi-modal imaging techniques to further study the Mawangdui silk texts and paintings, aiming to address challenges in text and image restoration [11]. - The museum plans to apply for a national-level project to integrate AI technology with the study of silk texts, seeking to overcome existing difficulties in the restoration process [11].