 The mansion was given to Prince Qing, the 17th and youngest son of the Qianlong Emperor.In 1851, the Xianfeng Emperor gave the mansion to his sixth brother, Prince Gong, whom the mansion is named after.In 1921, after the collapse of the Qing dynasty, Prince Gong's grandson, Puwei, offered the property as a mortgage to the Order of Saint Benedict of the Catholic Church.