What is UnionTech
UnionTech is a Chinese pioneer in industrial stereolithography (SLA) 3D printing, with over two decades of expertise. They offer a comprehensive range of SLA and DLP printers, proprietary photopolymer resins, and automated post-processing solutions. Their systems are widely used in dental prosthetics, jewelry casting, automotive prototyping, and precision mold manufacturing. UnionTech is known for high reliability, dimensional accuracy, and batch consistency, making them a top choice for production-grade additive manufacturing.
UnionTech is a Chinese pioneer in industrial stereolithography (SLA) 3D printing, with over two decades of expertise. They offer a comprehensive range of SLA and DLP printers, proprietary photopolymer resins, and automated post-processing solutions. Their systems are widely used in dental prosthetics, jewelry casting, automotive prototyping, and precision mold manufacturing. UnionTech is known for high reliability, dimensional accuracy, and batch consistency, making them a top choice for production-grade additive manufacturing.
Key features
- Long-standing market leader in Chinese industrial SLA
- High precision and batch consistency suitable for production
- Full ecosystem: printers, resins, software, and post-processing
- Strong presence in dental and jewelry sectors
Use cases
- Dental labs producing crowns, bridges, and surgical guides
- Jewelry manufacturers creating investment casting patterns
- Automotive prototyping for functional parts and tooling
- Industrial mold making with high-temperature resins
Things to consider
- Limited international support and distribution outside China
- Higher initial investment compared to desktop resin printers
- Resin options may be less varied than global competitors

