Abstract: There are abundant edible fungus resources in Yunnan, which is one of the regions with the most abundant edible fungus resources along the One Belt and One Road. This paper analyzes the problems of the development of the green edible fungus industry in Yunnan, and discusses the development advantages of the green fungus industry with the background of One Belt and One Road construction from the development status of the green edible fungus industry. Then, the author puts forward the countermeasures for the green edible fungus industry in Yunnan to integrate into the One Belt and One Road construction.