Core Viewpoint - The Palace Museum has reopened the Yangxin Hall after a comprehensive restoration project that began in 2015, highlighting its historical significance and architectural value [1][5]. Group 1: Restoration Details - The restoration project is the first comprehensive research-based protection and repair project for both movable and immovable cultural relics in China [5]. - The Yangxin Hall underwent a systematic protection and repair process over ten years, addressing structural issues and preserving nearly 500 artifacts, 120 sets of interior decorations, and various other cultural relics [5][6]. - The restoration aimed to improve the preservation environment and visitor experience while developing a methodology for research-based protection and repair [5]. Group 2: Architectural Features - The Yangxin Hall features a core layout of "front hall for governance, back hall for living," with significant areas restored to their original appearance from the Yongzheng Emperor's era [3][4]. - The famous Sanxitang, a small study room of Emperor Qianlong, has been restored to reflect its historical significance, housing rare calligraphy works [4]. - The restoration included the revival of traditional mineral-based pigments for the hall's decorative paintings, preserving the original colors and aesthetics [7]. Group 3: Archaeological Discoveries - Experts discovered various historical markings and artifacts during the restoration, adding an archaeological dimension to the project [8][9]. - The central deity plaque above the hall, which has been in place since the Yongzheng period, was preserved with minimal disturbance to respect its historical context [8]. - The restoration revealed multiple layers of decorative paintings, providing insights into the hall's historical transformations [6][9].

Core Insights - The Yangxin Hall will reopen to the public on December 26, 2025, after nearly 10 years of research-based protection and systematic restoration [1] - The restoration project, initiated in 2015, effectively addressed structural issues and improved the preservation environment for indoor artifacts [1] Restoration Details - The Yangxin Hall, located west of the Qianqing Palace, was originally built in 1537 during the Ming Dynasty [1] - The exhibition will follow historical authenticity, featuring the original imperial inscriptions and restoring the display to reflect the Qianlong period [1] - Digital displays will allow visitors to interactively experience historical events, such as the Qianlong New Year's ceremony [1] Cultural Promotion - The documentary "New Stories of the Palace Museum" aired during the restoration period to highlight the historical and cultural significance of the Yangxin Hall [1] - Various exhibitions, including "Discovering Yangxin Hall," have been showcased in multiple museums across China, enhancing public engagement [1] Funding and Support - The restoration project received public support from organizations such as the Hong Kong Chinese Cultural Relics Protection Foundation and the Shimao Group [2]