Study on the "3F-in-1" Sustainable Reconstruction of Rural Architecture from Placeality Perspective-A Case Study of Caiyuan Village in Jingmen City, Hubei Province

This paper takes Caiyuan Village in Jingmen City of Hubei Province as the research object, analyzes the production, life and ecological functions of rural buildings and the "3F-in-1" inherent mechanism from the local perspective. Based on the concept analysis of placeality and "3F-in-1", this paper clarifies the relationship among the value of life function, production function, ecological function so as to analyze the "3F-in-1" mode of rural architecture with placeality. On this basis, this thesis puts forward the strategy of sustainable spatial transformation (1) preserve the traditional overall spatial structure of villages, (2) improve the adaptability and function of rural architecture, (3) extend the rural social culture, (4) pay attention to local perception, with a view to explore an organic system design method for the exhibition of placeality and sustainable development of beautiful countryside.