This study has investigated the relationship among perceived discrimination, social support and life satisfaction for Malaysian immigrants who currently live in Taiwan. Quantitative analysis as the main analysis method has been applied, supplemented by the qualitative one. A total of 442 Google e-forms and paper questionnaires have been issued in this study, and 271 valid questionnaires have been retrieved, the effective rate is 61.3%. Collected data in the quantitative investigation has been analyzed by SPSS 24 applied, descriptive statistics, t-test, One-Way ANOVA, Pearson's Product-Moment Correlation, and Stepwise Multiple Regression. After all, the findings of this study are as follows: 1. Malaysian immigrants' perceived discrimination has been currently slightly below the average. Gender, and place of residence have shown significant differences in discriminatory perception; however, there was no significant difference in their age and length of stay in Taiwan 2. And, the social support to Malaysian immigrants has been currently above the average. In terms of family support, gender has shown significant differences, while other background variables, such as age, length of stay in Taiwan and place of residence are not affected. However, seniors stayed in Taiwan gain more non-family support, while there was no significant difference in age, gender, and residential areas. 3. Malaysian immigrants' perceived discrimination and social support have shown negatively correlated with one another. Perceived discrimination and life satisfaction have shown negatively correlated with each other. But social support has been positively correlated with life satisfaction. 4. Family income, education, social support, and discriminatory perception of Malaysian immigrants have a significant predictive power of life satisfaction.