Psychological screening is an overall systematic project formed by many interconnected elements.At present,the accuracy of the screening measures for vocational college students is undermined by many issues,such as the misclassification of core ideas,the dispersion of screening subjects,and the differentiation of feedback mechanism.By adopting systematic thinking,grasping the essential characteristics of psychological screening and adhering the principles of integrity,structure,dynamics and feedback,the following actions would be conducted comprehensively to improve the accuracy and efficiency of the screening:the cooperation between the first and second classes before screening,the multi-period,multi-subject,and multimode coupling during screening,and the multi-element collaborative screening model with multi-level feedback,hierarchical management and dynamic assessment after screening.The improvement in the screening protocol would contribute to the realization of the fundamental goal of psychological education.