Abstract: The reconstruction and function renewal of old industrial buildings have become one of the key points of urban development at present. Taking the reconstruction of the plant area of North Micro-Electro-Mechanical Intelligent Group Co., Ltd., in Tongzhou District of Beijing as an example, the architectural techniques and ideas of the project were summarized from the perspective of renewal and weaving of functions and image. From the three aspects of layout, buildings and space, the whole park was reorganized. The paper discussed a reconstruction method that could be applicable to old industrial parks, as well as the possibilities for renewal and weaving of industrial buildings.