The purpose of research is to discuss the relationships of ecotourism tourist environmental knowledge, leisure motivation, leisure environment, and leisure satisfaction. The population is the Dapeng National Scenic area tourists. It is picked by convenience sampling. Structural equation modeling (SEM) was used to analyze data and verify the hypotheses. The results are: 1. Environmental knowledge had significant relationship with leisure motivation, and leisure satisfaction. 2. Leisure environment had significant relationship with leisure motivation, and leisure satisfaction. Researchers hope the model that has helps for Dapeng National Scenic Areas government administration to promote e cotourism and whole tourism industries even more.