Using the data of questionnaire from 351 family businesses in Zhejing and Chongqing, this paper tests the basic relationship among network position, family commitment, organizational learning and performance of family businessFirst, network position (network centrality, network density) has significantly positive influence on performance;organizational learning partly mediates the relationship between network position and performanceSecond, family commitment positively moderates the relationship among network centrality, organizational learning and performance of family business, but negatively moderates the relationship among network density, organizational learning and performance of family business