Abstract:In this study, we use path analysis to verify the influencing mechanism between Leadermember Exchange (LMX), psychological ownership, trust in coworkers, organizational ownership behavior (OOB) and task performance. Using a sample of 202 dyads of supervisors and subordinates from two organizations in China, the results indicate LMX has positive effect on OOB through psychological ownership and trust in coworkers as well as OOB is positively related to task performance. This study provides evidence and support to the effectiveness of organizational ownership behavior (OOB) which is a Chinese management concept proposed under the Chinese society and culture.