Construction and Electric Blueprints White Intro. 6 Ready Presets.
https://elements.envato.com/construction-and-electric-blueprints-white-intro-6-AL2V4N3
Free 
Cloud technology – Animation Icons
文件下载,https://downloads.cgguy.com/d/vianetsp/Preview/04zipfiles/2022/05/18/CGguy202205180930.zip
Free