Guan Yu, also known as Yunchang, was a famous military commander in the late Eastern Han Dynasty of China and one of the important figures of Shu Han during the Three Kingdoms period. He is known for his bravery, loyalty, and loyalty, and is revered as the "Martial Saint" by later generations. In his early years, he rose up with Liu Bei and participated in the suppression of the Yellow Turban Uprising. In the subsequent warlords' conquests, he became brothers with Liu Bei and Zhang Fei and experienced countless battles together. Throughout history, the imperial court has repeatedly posthumously conferred upon him the title of "Guansheng Emperor". The gloomy wooden carving work with the theme of Peach Blossom Oath was created by Chinese arts and crafts master Liang Fengzhu in 2019. The work is now collected at the Liang Fengzhu Arts and Crafts Museum in Nanyue, Hengyang, China.