S1 Data -

Background
Nowadays, the contradiction between the rapid improvement of people’s material living standard and the loss of spiritual pursuit or the increase of pressure is becoming more and more serious.With the impact of the new corona-virus pandemic, the employment situation of college students is more severe. This leads to the growth of psychological problems and alienation behavior of college students. In the promoting positive psychology and enhancing the happiness of the whole people, the relationship between interpersonal relationship and subjective well-being of college students is an interesting and valuable research topic.
Methods
The structural model with AMOS21.0 was used to verify the mediating effect of psychological capital between interpersonal relationship distress and SWB from the survey data of 673 college students.
Results
The interpersonal distress has a negatively correlated with psychological capital and SWB, while psychological capital has a positively correlated with SWB. Psychological capital has Partial mediating effect between interpersonal distress and SWB, and the indirect effect accounts for 57% of the total effect.
Conclusion
This study indicates that schools should pay attention to education and intervention in psychological capital, except for strengthening knowledge and skill training of college students in how to communicate with others.