The purpose of this study is to identify the visitors' demand of National Forest Recreation Area Visitors. The study methods constructed 15 services by two-dimensional quality model for the classification of the elements. The purpose of this study is to investigate the quality elements of eco-tourism service from the Forestry Bureau of manager approach. The study applied the focus group interview Forest District Offices representatives, on January 9, 2013. The data was classified by two-dimensional service elements. The result of this research as following: (1) The dimensions of natural resources and benefits feedback were classified into attractive quality elements. (2) The dimensions of environmental education and interpretive service were evaluated into one-dimensional elements in the majority. (3) The dimensions of environmental sustainability were into different categories. (4) The dimensions of operation and management belonged to must-be elements in the majority. Conclusions: (1) In order to ensure the satisfaction, the manager should maintain the quality of environmental education and interpretive services. (2) To improve satisfaction, strengthen combines of local resources. (3) To avoid the dissatisfaction, the manager should maintain a basic level of Operation and Management services quality. (4) To ensure visitor satisfaction, the manager should strengthen the implementation of service efficiency and the effectiveness of advocacy.