I Toured the World LARGEST 3D Printer Filament Factory!

The NEXT Next Layer November 16, 2025
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In this video, I I tour the world's LARGEST 3D printer filament factory! Brought to you by Sunlu. Check out Sunlu’s Black Friday Sale and grab a spool of filament for as low as $9.99: https://jle.vi/sunlu Have you ever wondered where your 3D printer filament actually comes from — or how it’s made? 👀 In this video, I’m taking you inside the world’s largest filament manufacturing plant during my second trip to China 🇨🇳. You’ll get a behind-the-scenes look at how PLA, PETG, and other 3D printing materials are produced, packaged, and shipped around the world. We’ll walk through every step of the process and uncover some surprising details you’ve probably never seen before. And make sure you stick around till the end… because I’ll reveal just how much filament this company produces every single month — trust me, it’s WAY more than you think. If you love 3D printing, filament reviews, or factory tours, this one’s for you. Let’s get after it! 💪 🤫 Get my custom filament and printer profiles, buyers guides, and much, much more on Patreon: https://patreon.com/thenextlayer 💬 JOIN MY DISCORD: https://jle.vi/tnl-discord 🎥 IN THIS VIDEO: 🎥 00:00 Introduction 00:41 Welcome to Sunlu Technology Park 01:45 Sunlu Showroom 02:14 3D Printer Filament Extrusion Lines [DELETED SCENE... Sorry guys.) 06:26 Filament Testing Room & 3D Printer Farm 07:28 Sunlu Filament Dryer Assembly Line 10:19 Employee Cafeteria & Executive Entertainment Rooms 12:06 3D Printer Filament Warehouse Tour 15:00 Conclusion 🔗 LINKS MENTIONED IN THE VIDEO: 🔗 👉 My Snapmaker Factory Tour: https://youtu.be/WcQxSbxNo9s 🛒 RECOMMENDED GEAR: 🛒 📍 Complete list of 3D Printing accessories: https://kit.co/jlevi/3d-printing 📍 Complete list of my videography gear: https://kit.co/jlevi/content-creation 📍My favorite thing to 3D Print: https://jle.vi/multiboard 📍My recommended electronics & control boards: https://jle.vi/bigtreetech 📍 My favorite 3D printing "accessory": https://jle.vi/magigoo | https://jle.vi/whambam 📍 My favorite 3D printing filament: https://jle.vi/polymaker 📍 Check out the official TNL merch: https://shop.thenextlayer.com/ 📍 PLEASE CONSIDER SUPPORTING THE CHANNEL BY SHOPPING USING MY LINKS! FULL LIST CAN BE FOUND AT: https://jle.vi/links ❤️ LOVED THIS VIDEO? ❤️ ▶️ Subscribe to the channel ▶️ Watch my other videos: https://youtube.com/@thenextlayer 🔔 Turn on Notifications 🎁 Support me on Patreon: https://patreon.com/thenextlayer 🎁 Send a “Super Thanks” (Tip) 🛒 Use my affiliate links for your 3D printing or videography needs: https://jle.vi/links 💬 Join My Discord: https://jle.vi/tnl-discord ✍️ Write a comment below! 👍🏿 Like this video #3dprinting #3dprinted #3dprinter

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