Under the present background, agricultural tourism has become a robust measure to promote rural revitalization. The flower-themed exhibition and tourism industry is one form of carrying on further research on the tourism industry for promoting the integration of three industries in the flower industry, which could promote the local economy and provide references for the rural revitalization and the construction of beautiful countryside. The planting and application of chrysanthemums have a long history. Because of its high ornamental value and noble humanistic significance, it has been one of the critical landscape plants in traditional courtyards. In recent years, with the increasing varieties of chrysanthemums, the chrysanthemum-themed flower tourism industry began to appear. In this paper, we take the example of the chrysanthemum exhibition in Hushu of Nanjing to analyze the management model of tourism industry of chrysanthemums from the following aspects: science and technology, the germplasm resources and application of chrysanthemums, the setting of exhibition area, the participation of tourists in the chrysanthemum exhibition, the extension of the industry chain of chrysanthemums, and the promotions of the flower exhibition, to provide references for the flower tourism industry. Through analysis, we give the following suggestions: (1) Rely on the high-quality germplasm resource of flowers; (2) Introduce professional talents; (3) Make the planning of the exhibition area reasonably and scientifically; (4) Improve the engagement of tourists in all aspects; (5) Develop derivatives of flowers and improve the industrial chain further to promote tourism; (6) Conduct publicity campaigns.