About Us

UJOY3D is a professional 3D printing filament manufacturer backed by Yuanjia Biotechnology (Guangdong) Co., Ltd., with core expertise in biodegradable polymer materials, material synthesis, and modification technologies.

45,000+ m²

R&D and production base in Zhejiang, China

80%+

R&D team members hold doctoral or master's degrees

10+ Years

Color engineering expertise in our Color Studio

20+ Aesthetic Series

Matte, Wood, Metal, Marble, Sparkle & more, always expanding

Our Factory

Located in Zhejiang, China, our factory covers over 45,000 + square meters, featuring:

✓ Advanced fully-automatic production lines

✓ Strict quality control from raw material to finished product

✓ Professional R&D team and dedicated color laboratory (Color Studio)

R&D Innovation

Standardized Production

Process Quality Control

Digital Traceability

Our R&D Team

With advanced laboratory equipment and experienced engineers, our R&D team drives polymer material innovation, performance testing, and formulation optimization — continuously improving stability, strength, flexibility, and surface finish for professional 3D printing.

Polymer material innovation

Continuous R&D in synthesis, modification, and biodegradable materials

University-backed R&D

A joint center with Zhejiang University, one of only 12 provincial-level engineering research centers** in the Zhejiang materials group, plus collaborations with Tsinghua University's Shenzhen Research Institute and Zhejiang University of Technology — the expertise behind our custom formulation capabilities

Performance testing & formulation optimization

Improving stability, strength, flexibility, and surface finish

Superior finished-part quality

Better interlayer bonding and tensile strength, with less stringing and warping

Color Studio

A dedicated color team with 10+ years of expertise in color matching, formulation, and application, with Delta-E controlled batch-to-batch consistency

OEM Services

OEM Colors & Packaging

Private-label filament in your brand colors and packaging

250g–10kg Formats

A full range of spool sizes to match your market

Samples Available

Test quality and color before you commit

Certifications & Quality Assurance

Our quality control covers every step — from raw material to finished spool.

Incoming material inspection

Raw materials verified before compounding

In-process monitoring

Diameter, color, and key parameters controlled during extrusion

Batch testing

Finished spools tested for safety, consistency, and environmental compliance

Certifications

RoHS reports available; market-specific certification supported on request

Global Presence & Partnerships

We regularly attend international trade shows and industry events — listening to market needs, introducing new materials, and building long-term collaborations with distributors, brand owners, and professional users across continents.