Traditional simulated classrooms,constrained by teacher centered and teaching centered teaching design,have resulted in a series of problems such as one-way teaching indoctrination,goal detachment from students reality,limited value in introduction,and imbalanced questions depth.As a result,the"Student-centered"simulated classroom practices the teaching philosophy of"Student-centered",focuses on learning needs and development,and presents the characteristics of the"New Four Centers",truly demonstrating the preset of classroom teaching,learning,and evaluation.This study takes the fragmented teaching of junior high school comprehensive practice activities in the 5th Teacher Teaching Skills Competition in Fujian Province as an example to elaborate on the teaching design strategy of the"student-centered"simulated classroom,providing practical reference for frontline educators in teaching.