The Yusan Hall () is private mansion in Yongjing Township, Changhua County, Taiwan.
The building was built during the reign of Tongzhi Emperor in 1884 by Chen Yu-kuang, the 15th generation of the Chen family. The mansion was constructed in 7.5 years.
The main structure has been well preserved in its original Qing Dynasty architecture.
The building is accessible south west of Yongjing Station of Taiwan Railway.