Tourism development in general and sustainable tourism development in particular play an important role in promoting socio-economic development in most countries. This empirical study is conducted according to qualitative methods to study influencing factors such as environment, society, and economy that affect the sustainable tourism development of the South Red River Delta. The author has collected the opinions of experts, surveyed tourists, people, tourism businesses to present the scale of the above factors. On the basis of this research, future researchers can apply this method to research by quantitative methods to verify the reliability of the scale and check whether the above three factors and the variables. Whether the survey is included in each factor or there are other latent factors as well as testing the reliability of the research model. By identifying the factors, the author will expand the scope of the study further and will try to propose possible solutions that can ensure proper use of each factor to remove obstacles in the South Delta. Red River becomes a sustainable tourism destination.

sustainable tourism development, southern red river delta, economic development