The study investigates the impact of corporate social responsibility (CSR) on sustainable corporate performance (SCP). Specifically, the study examines the mediating role of green product innovation (GPI) and green supply chain (GSC) in this relationship. A quantitative method was employed and used Smart PLS SEM to analyze the data collected from 418 respondents from managers and senior managers in small and medium sized enterprises (SMEs) from the printing industry in Vietnam. This study shows that there is positive impact from CSR to SCP. More importantly, the study has investigated the existence of the mediating role of GPI and GSC in the mechanism of these relationships. Through the analysis, the study brings about valued implications to managers and senior managers in printing companies so as to achieve sustainable performance. This study has highlighted the contributions of CSR, GPI and GSC in sustainability in Vietnamese SMEs. The research will also help SMEs conduct their operational and strategic plans with a positive influence on the environment, society, and the economy.