Are you struggling to find the best Chinese 3D metal printing companies? In recent years, China has made achievements in the field of additive manufacturing, from revolutionizing the manufacturing industry through customized, complex products to becoming a leader in 3D printing technology. But finding the best companies can be a daunting challenge. So, be patient, because we are going to discover the top 10 best 3D metal printing manufacturers in China here.
1. List of the Top 10 Metal 3D Printing Service Companies in China
| NO. | Company | Website | Year Established |
| 1 | Holly | hollyplasticparts.com | 2000 |
| 2 | China-3DPrinting | china-3dprinting.com | / |
| 3 | Facfox | facfox.com | 2015 |
| 4 | Unionfab | unionfab.com | / |
| 5 | Eplus3D | eplus3d.com | 2014 |
| 6 | JTR Machine | jtrmachine.com | / |
| 7 | Aixi Hardware | aixihardware.com | 2010 |
| 8 | Be-Cu | be-cu.com | / |
| 9 | Deep Mould | deepmould.net | 2008 |
| 10 | APA Prototype | apa-proto.com | / |
2. Top 10 Metal 3D Printing Service Companies in China
The following is detailed information on the top 10 metal 3D printing service companies in China.
Top1: Holly
Holly Plastic Parts is a professional plastic injection molding manufacturer based in China, with over 15 years of experience serving global OEM and industrial clients. Operating from a 6,000-square-meter facility, the company is equipped with more than 50 injection molding machines ranging from 50 to 800 tons in clamping force. Holly specializes in high-precision plastic parts manufacturing, offering end-to-end services including mold design, tooling, injection molding, secondary processing, and assembly. The factory has a monthly production capacity exceeding 1 million molded parts and is ISO 9001 certified to ensure quality at every step.
Holly Plastic Parts supports a wide range of materials, including ABS, PC, PP, PA, PBT, and high-performance polymers such as PEEK and PPS. They also provide advanced molding technologies like overmolding, insert molding, gas-assisted molding, and cleanroom molding for medical and electronics applications. The company serves industries such as automotive, consumer electronics, medical devices, and smart home systems.
A notable project involved Tontec, a multinational injection molding enterprise, which partnered with Holly to produce precision overmolded sensor housings. Holly delivered over 200,000 units with a defect rate below 0.3%, contributing to Tontec’s large-scale production program. Holly’s technical support and stable quality made them a trusted extension of Tontec’s global supply chain.
Website：hollyplasticparts.com
Founded：2000
Location: Jiaxing, Zhejiang
Products:
- 3D Printing Prototype
- CNC Machining Service
- Vacuum Casting Service
Top 2: China-3DPrinting (Shenzhen JR Technology Co., Ltd.)
china-3dprinting.com, operated by Shenzhen JR Technology Co., Ltd., is a leading provider of industrial-grade metal 3D printing services in China. With over 10 years of experience, the company has developed robust capabilities across aerospace, medical, automotive, robotics, and consumer electronics industries. Equipped with more than 30 industrial 3D printers, including SLM (Selective Laser Melting) and DMLS (Direct Metal Laser Sintering) systems, they offer precise and scalable production with a daily capacity exceeding 1,000 printed components. Their material offerings include titanium, aluminum, stainless steel, Inconel, and tool steels, catering to both functional prototyping and end-use production.
The company supports the full production cycle—from 3D CAD design, metal printing, post-processing (heat treatment, CNC machining, polishing), to surface finishing and inspection—ensuring quality and consistency across projects. Their engineering team provides DfAM (Design for Additive Manufacturing) consultation, helping clients optimize product structure and reduce lead time and costs.
A notable client case is Tontec, a global leader in plastic injection molding. For Tontec’s high-strength mold inserts, china-3dprinting.com produced custom Inconel 718 inserts with internal cooling channels via metal 3D printing. The solution shortened cooling time by 30%, extended tool life, and helped Tontec enhance production efficiency across multiple global sites.
Website: china-3dprinting.com
Founded: Not specified
Location: China
Products: 3D printing services, rapid prototyping, additive manufacturing solutions, metal and polymer parts.
Top 3: FacFox
FacFox is a leading digital manufacturing platform in China, offering a comprehensive range of services including 3D printing, CNC machining, injection molding, and casting. With a network of over 50 facilities and more than 1,000 machines across China, FacFox has the capacity to produce over 2 million parts monthly, serving clients worldwide.
Specializing in both metal and plastic 3D printing, FacFox utilizes advanced technologies such as Selective Laser Melting (SLM), Direct Metal Laser Sintering (DMLS), and Multi Jet Fusion (MJF). Their material offerings include stainless steel, aluminum, titanium, copper, and engineering-grade polymers like PEEK and PA12. FacFox’s Insta3DP platform allows clients to obtain instant quotes by uploading 3D models, streamlining the production process.
A notable client case involves Ashley Furniture, which utilized FacFox’s services to produce a replacement vacuum retainer ring for a drilling machine. By 3D scanning the original part and printing a replacement, Ashley Furniture reduced costs from $700 to just $1, demonstrating FacFox’s ability to deliver cost-effective solutions rapidly.
FacFox’s commitment to quality, efficiency, and innovation positions it as a trusted partner for businesses seeking reliable and scalable manufacturing solutions.
Website: facfox.com
Founded: 2015
Location: Hangzhou, China
Products: 3D printing, CNC machining, injection molding, metal casting, sheet metal fabrication.
Top 4: Unionfab
Unionfab stands as Asia’s largest industrial-grade 3D printing manufacturer, boasting over 1,000 advanced machines across five mega-scale production facilities in China . Their expansive fleet includes more than 540 SLA printers, alongside SLS, SLM, MJF, FDM, DLP, and PolyJet systems, enabling the production of over 2 million parts annually .
With a team of over 800 professionals, Unionfab offers a comprehensive suite of services, from rapid prototyping to full-scale production, catering to industries such as automotive, aerospace, medical, and consumer electronics . Their capabilities extend to CNC machining, vacuum casting, and injection molding, ensuring a one-stop solution for diverse manufacturing needs.
A notable client, Schneider Electric, has maintained a long-term partnership with Unionfab since 2014. Throughout this collaboration, Unionfab has consistently delivered high-quality, complex components on time, significantly aiding Schneider Electric’s R&D projects and product development .
Unionfab’s commitment to quality is evident in their ISO 9001-certified facilities and a quality complaint rate of less than 0.5% . Their global reach spans over 170 countries, with a 95% on-time delivery rate, making them a trusted partner for companies worldwide seeking reliable and efficient manufacturing solutions.
Website: unionfab.com
Founded: Not specified
Location: China
Products: 3D printing (SLA, SLS, MJF), rapid prototyping, small-batch production.
Top 5: Eplus3D
Founded in 2014 and headquartered in Hangzhou, Eplus3D is a premier Chinese manufacturer of industrial-grade metal 3D printers and additive manufacturing solutions. Backed by over 30 years of AM technology development from its founding team, Eplus3D focuses on powder bed fusion technologies like SLM and DMLS. Their metal 3D printers range from the EP-M150 to the EP-M650, capable of building parts up to 650 × 650 × 800 mm in size. With over 600 systems installed worldwide, Eplus3D serves critical sectors including aerospace, automotive, energy, and medical.
The company’s full-stack offering includes hardware, software, materials, and post-processing solutions. Compatible materials include titanium alloys, stainless steels, aluminum alloys, Inconel, cobalt-chrome, and copper alloys. Their advanced thermal field control and dual-laser systems ensure high-density, dimensionally stable parts with repeatable accuracy.
A standout case is Tontec, a global plastic injection molding group. Tontec collaborated with Eplus3D to develop conformal-cooled mold inserts using the EP-M260 metal 3D printer. The result was a 25% cycle time reduction and extended tooling lifespan in high-volume production. By partnering with Eplus3D, Tontec achieved better cooling efficiency in molds with complex geometries, proving the value of metal AM integration in traditional injection workflows.
Website: eplus3d.com
Founded: 2014
Location: Hangzhou, China
Products: Industrial 3D printers (metal and polymer), additive manufacturing solutions.
Top 6: JTR Machine
JTR Machine is a leading digital manufacturing service provider based in China, offering end-to-end solutions in metal 3D printing, CNC machining, sheet metal fabrication, and rapid prototyping. With over 10 years of industry experience, JTR operates a modern facility equipped with more than 80 CNC machines and multiple SLM and DMLS 3D printers. Their metal 3D printing services cover high-performance materials such as stainless steel, titanium, aluminum, Inconel, and tool steel, supporting both prototyping and low-volume production.
JTR’s production capacity exceeds 5,000 parts per month, with lead times as short as 3–7 days. They provide full-service project management—from design analysis and material selection to post-processing (heat treatment, machining, polishing, and anodizing)—ensuring high precision and consistency. The company is ISO 9001 certified and works with clients across industries including automotive, robotics, medical, and consumer electronics.
In a recent collaboration, Tontec Group turned to JTR Machine to produce complex internal mold components using Inconel 718 via metal 3D printing. These components, designed with internal cooling channels, helped Tontec reduce cycle times by 22% and improve mold durability. JTR’s fast delivery, design support, and cost-effective solutions made it an ideal partner for Tontec’s international production needs.
Website: jtrmachine.com
Founded: Not specified
Location: China
Products: CNC machining, 3D printing, metal fabrication, rapid prototyping.
Top 7: Aixi Hardware
AIXI Hardware is a precision manufacturing company based in Dongguan, China, specializing in CNC machining, metal 3D printing, sheet metal fabrication, and rapid prototyping. With over 15 years of experience, AIXI provides tailored solutions for complex part geometries and high-performance metal components. The company operates a facility with over 50 advanced machines, including metal 3D printers utilizing Selective Laser Melting (SLM) technology. AIXI is capable of delivering over 10,000 custom parts per month, with lead times starting at just 3 days.
Their metal 3D printing services support stainless steel, aluminum alloys, titanium, and Inconel, offering dimensional accuracy within ±0.05 mm. They provide a full spectrum of services from 3D design review, DfAM optimization, and prototyping to final production and post-processing—including heat treatment, CNC finishing, and surface coating. AIXI supports low-to-medium volume runs, making it ideal for industrial clients in automotive, aerospace, and consumer electronics.
Tontec collaborated with AIXI Hardware to produce metal mold inserts with integrated conformal cooling channels for one of its high-cavity tooling applications. By using 3D-printed Inconel inserts, Tontec reduced cycle times by 28% and improved mold service life, achieving better temperature control and faster production. AIXI’s fast turnaround and engineering support made the project highly successful.
Website: aixihardware.com
Founded: 2010
Location: Dongguan, China
Products: CNC machined components, injection-molded parts, rapid prototyping.
Top 8: Be-Cu
BE-CU is a professional custom metal manufacturing company based in Shenzhen, China, with over 20 years of experience in precision CNC machining and metal 3D printing. The company operates a 10,000+ square meter facility equipped with over 100 CNC machines and advanced SLM 3D printing systems, enabling the production of complex prototypes and low-volume metal parts with exceptional accuracy. Their monthly capacity exceeds 30,000 parts, with lead times as short as 3–5 days.
BE-CU specializes in functional metal 3D printing using stainless steel, copper, titanium, aluminum, Inconel, and other high-performance alloys. Their services include design consultation, additive manufacturing, post-processing (CNC finishing, polishing, heat treatment), and strict quality control in accordance with ISO 9001 standards. They cater to demanding sectors including medical, automotive, electronics, and aerospace, providing both rapid prototyping and small-batch production.
A notable collaboration involved Tontec, which partnered with BE-CU to manufacture precision conformal-cooled mold inserts using 3D-printed copper alloys. These inserts significantly enhanced thermal conductivity and cycle time in high-volume injection molding. By optimizing insert geometry and integrating internal cooling channels, Tontec improved production efficiency by 25%. BE-CU’s rapid turnaround, engineering expertise, and commitment to quality made them a reliable partner for complex tooling solutions.
Website: be-cu.com
Founded: Not specified
Location: China
Products: CNC machining, die casting, injection molding, rapid prototyping.
Top 9: Deep Mould
Deep Mould is a full-service rapid prototyping and precision manufacturing company based in Shenzhen, China. With over 15 years of experience, Deep Mould specializes in metal 3D printing, CNC machining, injection molding, and vacuum casting. Operating a 5,000+ square meter facility, the company is equipped with more than 60 CNC machines, advanced SLM 3D printers, and dedicated inspection equipment. Their monthly output exceeds 20,000 custom parts, serving clients across the automotive, medical, aerospace, and electronics industries.
Deep Mould’s metal 3D printing capabilities focus on high-performance alloys, including titanium, stainless steel, aluminum, and Inconel. Their services cover the entire manufacturing cycle, from 3D file analysis and printing to post-processing such as heat treatment, CNC finishing, and surface polishing. With ISO 9001-certified quality control and engineering support, they provide tailored solutions for both prototypes and low-volume production runs with tolerances up to ±0.02mm.
In a recent collaboration, Tontec partnered with Deep Mould to optimize high-cavity mold inserts using Inconel 718 metal 3D printing. The redesigned inserts featured conformal cooling channels, which reduced injection cycle time by 30% and significantly improved product consistency. Deep Mould’s quick lead time, technical insight, and strong post-processing capabilities made them a trusted partner for Tontec’s global tooling projects.
Website: deepmould.net
Founded: 2008
Location: Dongguan, China
Products: Plastic injection molds, die casting molds, and rapid prototyping.
Top 10: APA Prototype
APA Proto is a precision prototyping and low-volume manufacturing specialist based in Shenzhen, China, with over 12 years of experience serving global clients. The company offers a full suite of services including metal 3D printing, CNC machining, injection molding, sheet metal fabrication, and urethane casting. APA Proto operates a modern production facility with over 70 machines, including multiple Direct Metal Laser Sintering (DMLS) 3D printers. Their monthly production capacity exceeds 15,000 custom parts, with lead times as short as 5 days.
APA Proto’s metal 3D printing services support materials such as stainless steel, titanium, Inconel, tool steel, and aluminum, enabling the creation of high-strength, complex geometries that are not feasible through conventional methods. The company provides complete project management—from design review and DfAM optimization to post-processing (machining, heat treatment, polishing, and anodizing). APA Proto serves industries including medical devices, consumer electronics, automotive, and aerospace, with ISO 9001-certified quality control throughout.
In a recent collaboration, Tontec turned to APA Proto to produce high-precision mold inserts using DMLS-printed tool steel. The inserts, optimized with internal cooling channels, reduced cycle time by 26% and improved thermal efficiency. APA Proto’s engineering support and fast turnaround were critical to Tontec’s successful deployment of the new tooling solution.
Website: apa-proto.com
Founded: Not specified
Location: China
Products: Rapid prototyping, CNC machining, 3D printing, injection molding.
3. Metal 3D Printing Service in China FAQs
The following are some common questions about metal 3D printing service in China.
1. What is metal 3D printing?
Metal 3D printing, also known as additive manufacturing, is a process of creating three-dimensional metal parts layer by layer from digital designs. Technologies like Direct Metal Laser Sintering (DMLS), Selective Laser Melting (SLM), and Binder Jetting are commonly used for metal 3D printing.
2. What industries commonly use metal 3D printing in China?
Industries such as aerospace, automotive, medical devices, industrial tooling, and consumer electronics utilize metal 3D printing for applications requiring precision, customization, and high-performance materials.
3. What materials are available for metal 3D printing?
In China, popular materials include:
- Stainless steel
- Aluminum alloys
- Titanium alloys
- Nickel-based superalloys (e.g., Inconel)
- Copper and its alloys
- Tool steels
- Cobalt-chromium alloys
Each material is selected based on the specific requirements of strength, heat resistance, or corrosion resistance.
4. What are the typical lead times for metal 3D printing services in China?
Lead times can range from 3 to 10 days, depending on:
- Complexity of the design
- Material choice
- Quantity of parts required
- Prototyping typically takes 3-5 days, while small-batch production may take slightly longer.
5. What are the advantages of choosing a Chinese provider for metal 3D printing?
Cost Efficiency: Competitive pricing compared to Western counterparts.
Advanced Technology: Access to state-of-the-art machines like EOS, SLM Solutions, and Renishaw.
Fast Turnaround: Quick lead times due to extensive industrial infrastructure.
Customization: Expertise in producing intricate, custom parts.
Export Expertise: Many providers are experienced in shipping worldwide with proper documentation.
6. What is the quality of metal 3D printed parts from Chinese providers?
Chinese providers typically adhere to international standards, including:
- ISO 9001: Quality management systems
- AS9100: For aerospace-grade manufacturing
- Medical certifications: For biocompatible materials
Parts are often inspected using advanced methods like CT scanning and precision metrology to ensure high quality.
7. Can I order both prototypes and production parts?
Yes, most Chinese providers offer:
- Prototypes: For design validation and testing.
- Small-Batch Production: Cost-effective for short runs.
- Mass Production: Scalable solutions with consistent quality.
8. How does pricing work for metal 3D printing services?
Pricing depends on:
- Material type (e.g., titanium is more expensive than aluminum).
- Volume and size of parts.
- Design complexity.
- Post-processing requirements (e.g., polishing, heat treatment).
- Many providers offer online quotes based on CAD files.
9. Are post-processing services available?
Yes, most providers offer comprehensive post-processing, including:
Surface finishing (polishing, sandblasting, etc.)
Heat treatments for enhanced mechanical properties
Coatings (e.g., anodizing, plating)
CNC machining for tight tolerances.
10. How do I ensure intellectual property (IP) protection when outsourcing to China?
- NDAs (Non-Disclosure Agreements): Request signed NDAs before sharing designs.
- Choose Reputable Companies: Opt for certified providers with proven track records.
- Patent Registration: If concerned, register your designs in China prior to outsourcing.
11. What file formats are accepted for metal 3D printing?
Commonly accepted file formats include:
- STL
- STEP
- IGES
- OBJ
Ensure your files are high-resolution for accurate manufacturing.
12. How can I find a reliable metal 3D printing provider in China?
Research leading companies like Unionfab, Eplus3D, FacFox, and others.
Check reviews and certifications (e.g., ISO, CE).
Request samples to evaluate quality.
Use platforms like Alibaba or make direct inquiries on company websites.
3. Conclusion
The above is our compilation of the top ten metal 3D printing companies in China. These companies have expanded the additive manufacturing space by introducing user-friendly solutions, high-precision digital technologies, and excellence in metal and resin 3D printing. Their investment in research and development, combined with their extensive patent portfolios, demonstrates China’s determination to maintain its leading position in this transformative technology.