Students studying abroad will encounter a lot of group tasks and need to communicate and negotiate with team members on the content, division of labor, integration and other work of the whole group task. In view of this kind of situation, we launched the team task trust service to comprehensively solve the awkward situation of poor communication and poor cooperation. Actually solve students’ academic problems. The scope of subjects covers mathematics and chemistry, literature, history and geography, engineering, financial management, law, etc.