Multi-disciplinary team（MDT） is a best model to provide the optimal diagnosis and treatment strategy for difficult and complex diseases. It is of great significance to promote the MDT diagnosis and treatment mode for improving the quality of outpatient medical service. This paper briefly introduces the origin, concept and application of MDT at home and abroad, and puts forward the directions that should be paid attention to and solved according to the problems existing in China, including promoting MDT vigorously and creating a good MDT culture. At the same time, we should continue to improve the outpatient MDT management system, develop suitable management plan, management system, workflow, quality control system, performance evaluation system for the hospital, build multi-disciplinary network information platform and establish monitoring mechanisms.