The fundamental goal of public space construction in historical blocks is to ensure and improve people's livelihood, improve the functions of the blocks, inherit history and culture, reflect local characteristics, protect the ecological environment of the blocks, enhance the internal vitality of the historic blocks, and create a livable environment. Use management, improvement, restoration, protection and regeneration to comprehensively upgrade to achieve the harmony and unity of multi-dimensional values such as economy, society, culture and ecology, and promote the sustainable and harmonious comprehensive development of the city.