This study examines how the sense of social fairness affects people’s needs and experiences for a better life，and which aspect of the sense of social fairness has a greater impact on people’s needs and experiences for a better life and its sub-dimensions. The study found that the overall sense of social fairness and the sense of life fairness have a positive impact on the individual’s needs for a better life and its dimensions，among which the overall sense of social fairness has the greatest impact. The overall sense of social fairness，the sense of life fairness and the sense of personal income fairness have a positive impact on the good life experience and its dimensions，and the overall sense of social justice has the greatest influence on the national social dimension and family relationship dimension of the good life experience. Personal income fairness has the greatest impact on the personal material dimension of good life experience.