Duanjia Grand Courtyard, also known as Duanjia Old Huolin, is a residential historic site with the architectural style of Han nationality in Qing Dynasty. Located on the Yazi River in Sichuan Province, beside Sanxingdui. During the Qianlong reign of the Qing Dynasty, Duan clans moved from Huguang to Sichuan, where they lived for generations. The simple and solemn architectural style and the pure and strong folk sentiment show the wisdom and talent of the ancient Han working people in architectural art.