In order to improve the quality of talent cultivation and meet the personalized needs of students, it is necessary to reform and innovate the curriculum system under the background of industry and education integration. Take the computer application tech‐ nology major for example, this article analyzes the current status of the curriculum system in talent cultivation in vocational col‐ leges. Based on the personalized needs of students and the needs of society for talents, it proposes the construction ideas and plans of a diversified curriculum system based on“ big major and small direction”. Practice has proven that the construction of a diversified curriculum system greatly enhances students' practical skills and adaptability to professional positions, improves the quality of talent cultivation, meets students' individual needs, and cultivates high-quality applied talents that meet social needs.