Abstract: In Xishuangbanna, Dai's water culture contains plain ecological connotations, embodying the harmony and unity of the humanized nature and the whole of human and water. However, with the continuous advancement of the modernization, the ecological effects of Dai's water culture are undergoing changes, people's water concepts are weakened, water resources are destroyed, and the water environment is deteriorating, which have seriously affected the inheritance and development of Dai's water culture. To protect the ecological value of Dai's water culture, we must strengthen the inheritance and education to love water, cherish water and protect water, build a good and sustainable modern ecological industry. transform, reshape and balance the water environment in Dai's water culture.