In West China Medical School of Sichuan University, the practice and exploration of the medical curriculum construction of "inquiry-class" teaching mode has been implemented with the support of the school since the spring semester of 2013. As a result a series of achievements have been made through the recruitment of graduate assistants to participate in auxiliary teaching in the mode of "large class teaching - small group discussion", as well as the reform of assessment methods and implementation of formative evaluation plus building effective assessment and management mechanism for curriculum.