Abstract: Indicators used to assess forest-based eco-tourism benefit (FBETB) were defermined based on the basic structure, characters of FBETB and the principle of system science.There were 36 indicators including 4 aspects such as resource, environment, economy and society.Quantitative methods for each indicator were brought forward as well.In addition, specific benefit value were also formulated after being divided into 3 kinds.All of these indicators could be used as theoretic base to fulfill sustainable development and management of forest.