Figure 1. The Chinese historical and cultural origins of Jiayuan 

Figure 2. Diagram of spatial pattern of Jiayuan 

Figure 3. Diagram of the seven levels of green space in Beijing Sub-Center 

Figure 4. Diagram of Jiayuan center in Beijing Sub-Center 

Figure 5. Diagram of Industrial Legacy Renewal in Beijing Sub-Center 

Figure 6. Schematic diagram of Jiayuan quadratic decimal game model