Abstract: Taking the enterprise park in an old industrial base city as the research object，firstly its space structure characteristics of land use were analyzed． Then it was proposed the necessity of the renewal of land use under conditions of transformation of urban functions，reform of enterprise and land systems． Afterwards update planning strategies were put forward，which were based on the whole city land layout macroscopic angle，fully respecting the characteristics of mixed land use and community cultural identity，aiming to shape the city diversity． At last a case study was presented to explore the approaches for realization of these strategies．