It is a necessary way for fostering independent specialist through standardized fellowship training. To pursue the goal of building up a nationwide reproducible and replicable standardized fellowship training system align with international standards, a pilot standardized fellowship training project has been launched in Peking University Health Science Center since 2014.The implement details were elaborated in this article, including defining mission and goals of fellowship training, improving specialty organization, optimizing evaluation and assessment, adjusting and linking up policies. The project has been progressing smoothly under the guiding strategy of “first try, seeking progress in stability, step by step” and following needs based, competency based, top level design principle to make promotion and academic degree collaboration policies, in the same management system with residency training programs. Totally 48 specialties have been covered with standardized curriculum, assessment criteria, program schedule, and the capacity formula. Four examinations were integrated into one. Standardized fellowship training system has been built up.