This book constitutes the refereed proceedings of the 16th CCF Symposium, CNETCNED 2025, Dalian, China, August 18-20, 2025, Proceedings.

The 14 full papers included in this book were carefully reviewed and selected from 50 submissions. They were organized in topical sections as follows: Teaching Reform and AIGC-empowered Education; Data Management and Security; Communications and Networking Technologies; Educational Technology and Emerging Domains.