Purpose: The purpose of the study was to examine the psychometric properties of the Chinese-translated Behavioral Regulation in Exercise Questionnaire-2 (C-BREQ-2) among Chinese university students from the Mainland and Hong Kong of China. Methods: University students from the Mainland (n ¼ 191) and Hong Kong (n ¼ 194) of China participated in this study. Factorial validity,discriminant vali…