Disclaimer OEM relationships in the filament industry are often multi-sourced, change over time, and are rarely officially confirmed. This list reflects the best available community consensus, packaging matches, employee statements, and observational evidence as of mid-2026. Treat absolute claims of “identical” or “primary supplier” with appropriate caution. Batch-to-batch and product-line variation is common.
- 3DHojor — Strong packaging, spool, color, and winding matches; widely accepted as eSUN rebrand.