- About YOYI：Us as a mature 3d filament enterprise,have strict requirements on 3d filament and always continuous improvement.
- Raw Materials：YOYI raw materials are imported from Europe, without any impurities, giving buyers a better experience.
- Strict Quality：After strict procedures, no bubbles, ultra smooth technology,little to no odor,precise precision, reaching the REACH standard.
- Print Suggestion：Tested for all filaments,please print according to the print temperature we provide(200℃ – 210℃).
- After Sale：We are confident in YOYI products. If you are not satisfied or do not meet your expectations, support free return within 30 days.
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