Sustainable tourism is the development of tourism activities to meet the current needs of tourists and indigenous peoples while paying attention to the conservation and improvement of resources for the development of tourism activities in the future (World Tourism Organization, 2013). With the aim of identifying factors affecting the development of sustainable tourism in the South Central Coast of Vietnam, the study conducted a typical survey of 160 tourism managers and 240 tourists traveling or have participated in tourism activities of 8 provinces in the South Central Coast of Vietnam, and used the exploratory factor analysis (EFA) analysis and regression analysis for analyzing the data. The research results show that 11 factors impact the development of sustainable tourism in the South Central Coast namely Institutions and policies for tourism development, Infrastructure, Tourism resources, Human resources for tourism, Diversity of tourism services, Relevant support services, Activities of association and cooperation for tourism development, Tourism promotion and encouragement, Tourists’ satisfaction, Local community, and Other factors. At the same time, among the above factors, the factors Institutions and policies for tourism development, Infrastructure, Tourism resources, and Local community strongly impact the development of sustainable tourism in the region.

Abstract
1. Introduction
2. Literature Review
3. Research Method
    3.1. Research process
    3.2. Hypothesis
    3.3. Research Model
    3.4. Variables of the Research Model
    3.5. Way to Collect Data
    3.6. Methods of Data Analysis
4. Research Results
    4.1. Cronbach’s Alpha
    4.2. Exploratory Factor Analysis (EFA)
    4.3. Regression Analysis
5. Discussion and Policy Implications
6. Conclusion
References

• Cong De NGUYEN(Office of the People’s Committee of Binh Dinh Province, Binh Dinh Province, Vietnam.)
• Thang Loi NGO(Faculty of Planning and Development, National Economics University, Vietnam.)
• Ngoc My DO(Rector, Quy Nhon University, Vietnam.)
• Ngoc Tien NGUYEN(Faculty of Economics and Accounting, Quy Nhon University, Binh Dinh, Vietnam) Corresponding Author