Krishna Thongkaew, Somsak Srisontisuk, Viyouth Chamruspanth, Conditions Affecting Social Mobility of the Vietnamese Family in Thai Society, The Social Sciences, Volume 11,Issue 3, 2016, Pages 271-275, ISSN 1818-5800, sscience.2016.271.275, (https://makhillpublications.co/view-article.php?doi=sscience.2016.271.275) Abstract: The research study focuses on conditions which affect the social mobility of the Vietnamese family. The study has conducted using a qualitative approach. Life history interviews, in-depth interviews and group interviews were carried out in this study. The 32 representatives of Vietnamese (Viet Kieu) household members were selected to find out the results. The study were conducted in communities where were in Udon Thani, Nong Khai, Nakorn Panom and Sakon Nakorn Provinces. Research results found that family institution played an important role to embed individual actions on family members and these actions were transferred as the social interaction to society. The social interaction was presented with the ideal type, rationale thinking, speculation thinking and capitalism idea which they acquired from their families. These ideas were finally generalized and presented as the spirit of capitalism of the Viet Kieu family. Keywords: Vietnamese family;Viet Kieu;the ideal type;rationale thinking;speculation;capitalism