Abstract: With the deepening development of the digital economy era, the demand for composite, innovative, and practical talents in various industries is increasing day by day, which puts forward new requirements for talent cultivation in universities. In response to this situation, this civilization has established the positioning of online practical teaching based on the integration of industry, education, innovation and research in the digital economy era. Based on its current situation, it has designed a demand oriented modular course system for online practical teaching, constructed a project-based “5-layer” practical teaching system for industry and education integration, and proposed a strategy for improving the quality and growth rate of online practical teaching through the integration of industry, education, research, innovation, and learning, to provide reference and inspiration for the transformation and upgrading of higher education.

Key words: Digital economy, Integration of industry,education,innovation and research, Network practical teaching, Innovation, Quality improvement and growth rate, Optimization strategy