The renovation project of an old residential area and supporting infrastructure of a large state-owned enterprise in Yunnan covers infrastructure aspects, with a focus on updating and renovating the water supply, drainage, power supply, weak current, roads, gas supply and other pipeline networks inside and outside the community. At the same time, the upgrading of fire and security systems has been promoted, household waste sorting facilities have been configured, and fiber optic cables have been installed in households and overhead lines have been straightened (underground). In terms of living environment, efforts have been concentrated on demolishing illegal buildings, renovating exterior facades, rectifying anti-theft cages, repairing roof waterproofing, cleaning and beautifying corridors, and adding streetlights, washbasins, charging stations, and parking facilities. Septic tanks have been renovated and expanded, public health rooms have been optimized, and measures such as laying health trails, enhancing green landscapes, and improving leisure facilities have significantly improved the convenience and comfort of residents. In addition, the project has standardized the installation of cultural and promotional facilities, repaired damaged roads and sidewalks around the community, replaced old manhole covers, and fully addressed the functional shortcomings of the community.