Urban village is a geographical area whose characteristics, structure and function are between traditional cities and villages, and its main characteristics are transitional, hybrid and dynamic. This study focuses on the transformation and coexistence of basic structure of urban village by choosing Mayuan urban village located in Kunming city, China, as a case study, analyzing the situation of mixture and mixed settlement under the influence of top-down urban policy and bottom-up local spontaneity. It is found that overall land use characteristics are highly mixed, while the old residential area has its own versatility with the coexistence of residence and commerce.