Values are at the core of social sciences such as psychology, sociology, ethics, aesthetics, culturology, ethnography. In this connection, this article looks al conceptual worth issues and the social value system. An analyzing and explanation of the variation of values related to ethnicity can help us identify a reference base in terms of interdisciplinary knowledge and practical updating in university teaching. It could also play a vital part in teaching young Vietnam people with the aim of adapting the target of country development and changes in age.