Objective To translate and revise the Brief 2-Way Social Support Scale (2-Way SSS), and to test its reliability and validity in community-living older people. Methods Translation and back-translation of the Brief 2-Way SSS were conducted following the Brislin translation mode, then expert consultation and pilot survey were also used to culturally adapt the scale.Finally, 619 community-living older people were surveyed to test the reliability and validity. Results The Chinese version of the scale included 4 dimensions and 12 items.The Cronbach′s alpha coefficient, test-retest reliability, and split-half reliability was 0.929, 0.785, and 0.800, respectively. Confirmatory factor analysis showed that the model fit the data well (χ2/df=2.421,CFI=0.989,RMR=0.029,IFI=0.989). Conclusion The Chinese version of the Brief 2-Way SSS is reliable and valid, which provides a measurement tool for assessing social support and its influencing factors in community-living older adults.