Abstract：According to the characteristics of economic and energy transformation and step development in the development
process of Shanxi Comprehensive reform area, it is a new trend of regional distributed energy supply in the future to
reduce the energy demand of individual buildings and increase the energy supply vitality of the whole region. Combined
with the development needs of prefabricated and green construction, a “three-in-one” comprehensive solution of nearzero
energy consumption and multi-objectives was proposed, achieving a carbon reduction of 61.78% in buildings.
