Introduction to Ma Ruji's former residence: Ma Ruji's courtyard is a model among the ancient architectural complex of Ma's courtyard. It is characterized by "one blockhouse, two courtyards, three gates, four pavilions, five halls and six patios". Ma Ruji, a Malaysian Guotou, is an important legendary figure. His caravan is not only prosperous, but he is also enthusiastic about public welfare and cares about people's sentiments. During his political career, he made a positive contribution to the transformation of Mongolia into a material transshipment and distribution center in western Yunnan. . When people walk into this heavy door, what they see are four large characters "Shishou Qingzhen" engraved on the marble frame, which shows the owner's devout faith.