Abstract: The Laos Railway Vocational and Technical College is a key supporting project for the China-Laos Railway under the Belt and Road Initiative, playing a crucial role in advancing common prosperity and sustainable development goals. By integrating digital and green technologies, the project seeks to minimize environmental impact on the original site. This includes preserving all existing trees, restoring vegetation post-construction, and adopting eco-friendly design and construction techniques. The project embraces a low-carbon approach to safeguard biodiversity while effectively ensuring the project's functionality and comfort.