abtract: the ethnic minorities’taboos in yunnan province is a necessary part of the traditional culture of chinese ethnic minorities, which reflects on the people’s living wisdom in the ethnic minorities religions. this paper reveals the philosophical meanings and its eco-ethical values lying behind the ethnic minorities’taboos in yunnan province, by analyzing the taboos related to animals, plants, mountains, rivers and the producing and everyday lives. moreover, this paper points out that the ethnic minorities’taboos play a great role on the bio-variety and the ecological protection.