The model features a modular design and requires only a small amount of 502 glue and tweezers for assembly. It boasts rich core details: 
 
1. Hallway Scene Reproduction: 
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- The walls are meticulously replicated with classic blue-and-white checkered tiles, paired with double-pane windows, capturing the quintessential 1980s–1990s residential building aesthetic; 
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- The floor is finished with yellow-brown, two-tone wood-grain-look tiles, faithfully recreating the vintage texture of old building hallways. 
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2. Staircase Structure: 
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- A double-run staircase design with metal handrails featuring openwork patterns, accurately reproducing the look of traditional staircases in older buildings; 
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- The stair treads are treated with a non-slip texture, delivering highly realistic detail. 
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3. Hidden Easter Eggs in the Scene: 
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- A red “119” fire hydrant sign is discreetly placed on the side, enhancing the authenticity of the old residential building; 
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- Additional details such as red brick wall textures, black piping, and other elements further immerse the viewer in the nostalgic atmosphere of an old city street hallway.