Resource-based industrial cities have formed urban heritage deeply coupled with resource endowment in the course of evolution, which plays an irreplaceable role in maintaining the integrity of urban landscape and cultural continuity. At the stage when China's urban development has shifted from incremental expansion to stock tapping, how to scientifically assess the diversified values of urban heritage, to solve the real conflicts such as “lack of protection, dissolution of characteristics, and faulty memories”, and to balance the relationship between heritage protection and urban development have become the focus of attention for the sustainable development of resource-based industrial cities. The Historic Townscape (HUL) approach regards urban development as a whole, and considers that the dynamic superposition of history and current development, and continuous changes are important parts of urban tradition.