In recent years, precast buildings have become an important direction for promoting the transformation and upgrading of China’s construction industry, thanks to their core advantages such as short construction cycles, low labor demand, and reduced construction waste.

According to statistics, the proportion of newly constructed precast buildings in China has exceeded 30% in 2024 and is expected to increase to 50% by 2030.

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However, the implementation of precast buildings is not simply “building blocks”, and design, as a key link leading the technology implementation, requires precise control of various technical points.

This article will systematically summarize the technical points of precast building design from two aspects: basic concepts and key design stages.

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