medical-device-3d-printing-company-china
Position:
/

Discover How Medical 3D Printing Companies in China Benefit You

2025-08-08 11:17:00

Table Of Contents:

  • What Is Medical 3D Printing and How Does It Transform Healthcare?
  • What Are the Key 3D Printing Technologies Used in China for Medical Products?
  • How Does Medical 3D Printing Improve Patient Outcomes?
  • Which Medical Conditions Benefit Most From Chinese Medical 3D Printing Providers?
  • What Are the Main Applications of 3D Printing in Medical Technology?
  • What Are the Emerging Uses of 3D Printing in Medical Technology?
  • Which Biomaterials Are Used in Medical 3D Printing and Why?
  • What Are the Advantages of 3D-Printed Medical Devices?
  • What Are the Regulatory Requirements for 3D-Printed Medical Devices?
  • How Are Case Studies Demonstrating the Impact of Medical 3D Printing?
  • What Is the Future of Medical 3D Printing Technologies and Innovations?
  • Comparison of Common 3D Printing Technologies in Healthcare
  • What Are the Advantages of 3D-Printed Medical Devices?
  • Frequently Asked Questions
  • Final Thoughts

Are You Looking For Medical 3D Printing Provider In China?

We Are Happy To Help You! - Serving Clients Worldwide From China - Dedicated Project Manager.

No MOQ | Quality & Precision | Fast Turnaround | Rapid Prototypes | Low-Volume To Mass Production | Global Delivery

Talk To Our Certified Engineers. Send Your Requirements To Us Through Our Contact Us Page

OR Email to info@wjprototypes.com


Bridging Global Healthcare Needs with Advanced Manufacturing

The rapid advancements in 3D printing technology in China have opened new avenues for medical device innovation. As the global demand for personalized and efficient healthcare solutions continues to grow, manufacturers are seeking reliable partners and advanced production capabilities. This is where specialized manufacturing hubs, such as those found in China, play a crucial role.

Leveraging state-of-the-art additive manufacturing processes, medical 3d printing companies in China are at the forefront of producing high-quality, cost-effective medical components and devices. Their expertise in various 3D printing technologies, coupled with a robust supply chain, allows global healthcare manufacturers to benefit from reduced lead times, lower production costs, and access to cutting-edge materials and techniques. This strategic collaboration is vital for accelerating the development and deployment of next-generation medical solutions worldwide.

Exploring the capabilities of a Chinese Medical 3D Printing Company and understanding how global healthcare manufacturers can benefit from these advancements is key to staying competitive and delivering superior patient care in an increasingly complex healthcare landscape.

What Is Medical 3D Printing and How Does It Transform Healthcare?

Medical 3D printing uses additive manufacturing to create customized medical devices, implants, and tissues. By converting digital models—often derived from CT scans—into physical objects, this technology, with innovations like sla 3d printing china, reduces production lead times and costs while offering highly personalized solutions. It supports surgical planning with patient-specific models and implants that conventional manufacturing cannot achieve. The capability to mimic complex anatomical structures improves surgical precision, reduces complication risks, and speeds up patient recovery. Hospitals are increasingly establishing in-house 3D printing labs to quickly produce high-precision models and prototypes, thereby enhancing the overall quality of patient care and operational efficiency. Medical 3D printing companies in China uses advanced 3D printing technologies and machinaries to manufacture high-quality 3d printed medical devices at affordable price and fast turnaround time. Global healthcare product manufactures are mostly considering chinese medical 3D printing companies due to the quality and a vast selection in 3d printing materials.


Need help With 3D Printing Medical Product & Devices?

We Are Happy To Help You! - Serving Clients Worldwide From China - Dedicated Project Manager.

No MOQ | Quality & Precision | Fast Turnaround | Rapid Prototypes | Low-Volume To Mass Production | Global Delivery

Talk To Our Certified Engineers. Send Your Requirements To Us Through Our Contact Us Page

OR Email to info@wjprototypes.com


What Are the Key 3D Printing Technologies Used in China for Medical Products?

a sleek, modern medical laboratory showcases various 3d printers in action, with illuminated sla, sls, and dlp machines producing intricate models, surrounded by high-tech instruments and digital displays emphasizing the advanced applications of 3d printing in medicine.

Several 3D printing methods are prevalent in medicine:

  • Stereolithography (SLA) uses a laser to cure layers of photopolymer resin, yielding intricate, high-resolution models—ideal for surgical guides.
  • Selective Laser Sintering (SLS) fuses powdered plastics or metals with a laser, producing durable, biocompatible parts used for implants and prosthetics.
  • Fused Deposition Modeling (FDM) extrudes thermoplastic materials layer by layer. Although with lower resolution than SLA or SLS, FDM is valued for its versatility, low cost, and rapid prototyping.
  • Digital Light Processing (DLP) cures entire layers simultaneously via a projector, offering high resolution with reduced production time. It is often used for customized dental and surgical tools.

These technologies allow medical device manufacturers and healthcare professionals to choose the optimal method based on resolution, material strength, biocompatibility, and production speed, ensuring adaptable and precise solutions.

How Does Medical 3D Printing Improve Patient Outcomes?

Medical 3D printing enhances patient outcomes through precision and personalization. Customized implants and prosthetics ensure an anatomical fit that reduces operative risks and complications. Surgeons benefit from preoperative models that allow them to practice and refine techniques, leading to shorter procedures and reduced anesthesia time. In addition, personalized devices lower the risk of postoperative infections and rejections, as they closely match patient anatomy. The technology also supports innovative drug delivery systems and tissue scaffolds that promote targeted, sustained medication release and tissue regeneration, further accelerating recovery and reducing overall healthcare costs. Healthcare product 3D printing companies in China such as WJ Prototypes offers low-volume manufacturing to mass production for global companies to help them start from prototypes and then move to mass production.

Which Medical Conditions Benefit Most From Chinese Medical 3D Printing Providers?

a high-tech medical laboratory features a 3d printer in action, producing intricate, patient-specific implants and anatomical models, surrounded by advanced medical equipment and vibrant screens displaying digital scans.

Medical 3D printing providers in China offers significant benefits across a variety of medical conditions:

  • In orthopedics, patient-specific implants and surgical guides improve outcomes in complex fractures and joint diseases.
  • In dentistry, precision-fabricated crowns, bridges, dentures, and orthodontic devices ensure proper occlusion and comfort.
  • In cardiovascular care, customized heart models and vascular grafts help plan and perform complex surgeries with reduced risks.
  • In neurosurgery and reconstructive surgeries, 3D printed anatomical models enhance precision, reducing complications and recovery times.

This versatility makes 3D printing in China a transformative tool in personalizing treatments and improving long-term patient health.

What Are the Main Applications of 3D Printing in Medical Technology?

3D printing is widely applied in medical technology, including:

  • Orthopedics and Prosthetics: Custom-fit implants, braces, and prosthetic devices enhance comfort, mobility, and reduce surgery risks.
  • Dental Applications: Production of crowns, bridges, dentures, and orthodontic devices with high precision minimizes adjustment times and improves aesthetic outcomes.
  • Surgical Planning and Guides: Anatomical models and custom-made surgical guides enable thorough preoperative planning and precise intraoperative execution.
  • Emerging Fields: Patient-specific models for cardiovascular and neurological surgeries and experimental tissue scaffolds that support regenerative therapies.

These applications collectively contribute to improved clinical accuracy and efficiency in treatment delivery.

How Is 3D Printing Used in Orthopedics and Prosthetics?

In orthopedics and prosthetics, 3D printing delivers highly personalized solutions. Digital imaging data is used to create custom implants that mirror each patient’s unique bone geometry, promoting better osseointegration and reducing implant failure. Patient-specific surgical guides assist in achieving precise cuts and placements during procedures such as joint replacements. Additionally, customized prosthetic limbs match individual physical dynamics to enhance natural movement, weight distribution, and overall functionality.

What Role Does 3D Printing Play in Dental Implants and Dentistry?

Dental applications of 3D printing include the fabrication of implants, crowns, bridges, and orthodontic devices. The technology produces highly accurate molds and models, ensuring excellent fit and aesthetics. Rapid prototyping reduces production time in dental labs, and custom surgical guides help safely position implants, minimizing nerve damage. The result is improved treatment outcomes and enhanced patient satisfaction.

How Does 3D Printing Enhance Surgical Planning and Guides?

For surgical planning, 3D printing provides tangible, patient-specific anatomical models that allow surgeons to visualize and rehearse complex procedures. These models aid in anticipating surgical challenges and developing optimal approaches. Custom surgical guides, designed to fit exactly on patient anatomy, assist with accurate incisions and device placements. Such guides have been shown to reduce operation times and minimize human error, thus significantly improving overall surgical outcomes.

What Are the Emerging Uses of 3D Printing in Cardiovascular Medicine?

In cardiovascular medicine, 3D printing is used to create patient-specific heart models for pre-surgical planning, which help cardiologists and surgeons to tailor strategies for procedures like valve repair and bypass grafting. Additionally, customized vascular grafts and stents ensure a precise fit, reducing the risks of thrombosis and restenosis. Emerging research is also exploring 3D printed scaffolds that could guide tissue regeneration, paving the way for bioengineered cardiac tissues.


Need help With 3D Printing Medical Product & Devices?

We Are Happy To Help You! - Serving Clients Worldwide From China - Dedicated Project Manager.

No MOQ | Quality & Precision | Fast Turnaround | Rapid Prototypes | Low-Volume To Mass Production | Global Delivery

Talk To Our Certified Engineers. Send Your Requirements To Us Through Our Contact Us Page

OR Email to info@wjprototypes.com


What Are the Emerging Uses of 3D Printing in Medical Technology?

a sleek, modern medical lab filled with cutting-edge 3d printers, showcasing intricate bioprinted tissue models and smart drug delivery systems, illuminated by bright overhead lights and surrounded by advanced diagnostic equipment.

Beyond traditional implants, recent advances have expanded 3D printing into innovative areas:

  • Bioprinting: This process prints living cells with biomaterials to create tissues and eventually whole organs. Although still in early stages, it holds promise for personalized regenerative treatments and reducing donor organ shortages.
  • Smart Drug Delivery: 3D printed drug delivery systems are being developed to release precise medication doses at controlled intervals, improving treatment efficacy and reducing side effects.
  • Diagnostic Models: High-resolution printed models of organs and lesions assist radiologists in detecting subtle anomalies, enhancing diagnostic accuracy.

Innovation in materials is also broadening the application of 3D printing, with new bioresorbable and biocompatible materials facilitating temporary implants that support healing without requiring surgical removal.

Which Biomaterials Are Used in Medical 3D Printing and Why?

The performance of 3D-printed medical devices largely depends on the biomaterials used.

Key materials include:

  • Biocompatible Polymers: Materials such as polycaprolactone (PCL) and polylactic acid (PLA) are popular due to their ease of processing, biodegradability, and flexibility. They are ideal for surgical guides, temporary implants, and tissue scaffolds.
  • Metals: Titanium and stainless steel are widely used for their strength-to-weight ratio and corrosion resistance. They are essential for load-bearing applications like orthopedic implants and dental prosthetics.
  • Ceramics: Materials like zirconia and alumina offer exceptional hardness and wear resistance. They are used in dental and joint replacements where durability and biocompatibility are critical.

The selection of a biomaterial is based on the specific mechanical and biological requirements of the device, ensuring effective integration and patient safety.

What Are Biocompatible Polymers and Their Medical Uses?

Biocompatible polymers are engineered to interact with human tissue without causing adverse reactions. In medical 3D printing, they are used to produce scaffolds for tissue engineering, surgical guides, and temporary implants. Their low toxicity and ability to be finely detailed make them ideal for creating patient-specific medical models that can be sterilized and safely implanted for short durations.

Their properties can be tailored to adjust flexibility, strength, and degradation rates, which supports applications ranging from reconstructive surgeries to drug delivery systems aimed at controlled tissue regeneration.

How Are Metals Utilized in 3D-Printed Medical Devices?

Metals such as titanium, cobalt-chrome alloys, and stainless steel are critical in 3D printing for their strength, durability, and biocompatibility. These metals are used in orthopedic implants, dental prosthetics, and cardiovascular stents. The additive manufacturing process allows for the creation of porous, lattice-like structures that promote bone integration and improve mechanical stability without compromising strength.

What Is the Role of Ceramics in Medical 3D Printing?

Ceramics, including zirconia and alumina, are selected for applications requiring high wear resistance and hardness. Their inert and biocompatible nature makes them excellent for dental implants and joint components, where they often serve as coatings on metal implants to reduce wear and improve cellular integration. Advances in ceramic 3D printing also enable the production of custom scaffolds that promote the growth of new bone tissue.


Need help With 3D Printing Medical Product & Devices?

We Are Happy To Help You! - Serving Clients Worldwide From China - Dedicated Project Manager.

No MOQ | Quality & Precision | Fast Turnaround | Rapid Prototypes | Low-Volume To Mass Production | Global Delivery

Talk To Our Certified Engineers. Send Your Requirements To Us Through Our Contact Us Page

OR Email to info@wjprototypes.com


What Are the Benefits and Advantages of 3D-Printed Medical Devices?

a sleek, modern medical laboratory showcases a skilled technician operating a state-of-the-art 3d printer, with precise medical devices being created under bright, focused lighting, emphasizing innovation in personalized healthcare.

3D printing offers significant advantages in medical device production, including:

  • Personalization: Devices are tailor-made to individual anatomical specifications, improving fit, reducing discomfort, and lowering the risk of complications.
  • Precision: The technology produces high-accuracy, complex geometries that enhance the effectiveness of surgical guides and implants.
  • Reduced Manufacturing Time and Costs: On-demand production minimizes the need for costly tooling and leads to faster delivery, which is critical in emergency and iterative design scenarios.

These benefits translate into improved patient outcomes, cost savings for the healthcare system, and enhanced overall treatment efficiency.

How Does Personalization Improve Medical Device Effectiveness?

Personalization ensures that each device precisely matches a patient’s anatomy, leading to optimal integration and reduced complications. Custom-fit devices lower the risk of infections and implant failure by ensuring even load distribution and proper alignment, which is especially crucial in orthopedics and dental restorations.

Why Is Precision Critical in 3D-Printed Implants and Tools?

Even minor discrepancies in implant dimensions can lead to serious complications. High-precision 3D printing guarantees accurate reproduction of patient anatomy, reducing errors during surgery and ensuring that implants function correctly under physiological stresses. This accuracy not only minimizes intraoperative risks but also enhances preoperative planning and long-term outcomes.

How Does 3D Printing Reduce Manufacturing Time and Costs?

By building devices layer by layer, 3D printing eliminates many traditional manufacturing steps such as extensive tooling and machining. This efficiency significantly cuts production times, reduces material waste, and lowers labor costs, making it a more sustainable option for both large-scale manufacturing and personalized, low-volume production.

What Are the Regulatory Requirements for 3D-Printed Medical Devices?

Regulatory bodies such as the U.S. Food and Drug Administration (FDA) and the CE marking system enforce strict guidelines to ensure that 3D-printed medical devices meet high standards of safety, performance, and biocompatibility. Manufacturers must document their design processes, complete rigorous testing, and adhere to Good Manufacturing Practices (GMP). Clinical evaluations, quality assurance, and regular audits are part of the regulatory process, ensuring that innovative 3D-printed devices deliver reliable performance comparable to or exceeding traditional products.

How Does FDA Regulation Affect 3D-Printed Medical Products?

The FDA requires comprehensive testing and detailed documentation for 3D-printed devices, covering design specifications, raw material quality, production methods, and validation studies. This oversight helps manage risks and builds trust among healthcare professionals and patients. Targeted FDA guidances for additive manufacturing further streamline the regulatory process while ensuring that safety and efficacy are maintained.

What Is CE Marking and Its Importance in Medical 3D Printing?

CE marking demonstrates compliance with European Union safety and performance standards. For 3D-printed medical devices, achieving CE marking confirms that the product has undergone rigorous evaluation and meets international quality criteria, which is essential for market acceptance in the European Economic Area. It provides assurance to healthcare providers and patients that the device is both safe and effective.

How Are Case Studies Demonstrating the Impact of Medical 3D Printing?

a modern surgical room showcases a surgeon meticulously examining a precise 3d-printed orthopedic implant, illuminated by bright overhead lights that highlight the advanced technology and its transformative potential in patient care.

Real-world case studies highlight the transformative impact of 3D printing in medicine.


For example, The data indicate that patients receiving 3D-printed custom orthopedic implants experience high levels of satisfaction and significant improvements in both quality of life and functional outcomes. These findings underscore the potential benefits of personalized implants in enhancing patient-specific outcomes. The consistent improvements across multiple studies suggest that 3D printing technology can play a crucial role in advancing orthopedic treatments and patient care.



A Review of 3D Printing and Surgical Planning says that, In craniofacial and cardiovascular surgeries, 3D printed models have enabled more accurate preoperative planning, shorter operating times, and fewer complications. These documented successes underscore how personalized, precision-engineered devices enhance surgical outcomes and patient satisfaction.

What Successful Outcomes Have Orthopedic 3D-Printed Implants Achieved?

Custom knee and hip implants fabricated with 3D printing have led to improved joint stability and reduced postoperative pain. Clinical data show that such personalized implants result in faster rehabilitation and a lower rate of revision surgeries due to optimal load distribution and precise anatomical integration.

How Have Surgical Guides Improved Procedures and Recovery?

3D-printed surgical guides offer precise cutting paths and implant positioning, reducing intraoperative errors and shortening procedure times. Studies indicate that their use not only minimizes complications such as infections but also enhances overall surgical accuracy, leading to more predictable recovery and better long-term patient outcomes.

What Do Healthcare Professionals Say About 3D Printing Innovations?

Surgeons and medical device manufacturers report that patient-specific 3D printed models boost procedural confidence and efficiency. Testimonials emphasize that the enhanced precision and reduced operation times provided by 3D printing significantly improve clinical outcomes, making it a cornerstone innovation in modern healthcare.

What Is the Future of Medical 3D Printing Technologies and Innovations?

The future of 3D printing in medicine lies in continued advancements and innovative applications. Bioprinting, which involves printing living cells to create tissues and organs, could revolutionize regenerative medicine by offering personalized organ replacements. Novel materials with enhanced biocompatibility and flexibility are in development, promising even more sophisticated and integrated medical devices. Faster printing technologies and smart devices that incorporate embedded sensors are on the horizon, potentially enabling real-time therapeutic monitoring and drug delivery. As regulatory frameworks evolve alongside these technological innovations, the adoption of 3D-printed medical devices is expected to grow, driving more efficient and personalized patient care worldwide.

How Is Bioprinting Shaping the Future of Regenerative Medicine?

Bioprinting is advancing the creation of tissue constructs that resemble natural organs. By printing living cells with supportive biomaterials, this technology aims to reduce dependency on donor organs and provide custom, rejection-free solutions for tissue repair. Although still emerging, early successes in printing cartilage, bone, and skin pave the way for future applications in vital organ replacements.

What New Materials and Techniques Are Being Developed?

Researchers are developing next-generation biocompatible polymers and composites designed to promote tissue regeneration. Innovations include smart polymers that adjust to physiological changes and new metal alloys that offer superior strength with reduced weight. Advances in multi-material 3D printing and techniques like Continuous Liquid Interface Production (CLIP) and Digital Light Processing (DLP) are enhancing both the quality and turnaround speed of medical devices.

How Will 3D Printing Expand Personalized Medicine?

3D printing is set to expand personalized medicine by allowing rapid, on-demand production of patient-specific devices. Integrating data from imaging and genetic profiling, future implants, prosthetics, and drug delivery systems will be finely tuned to each individual’s needs. This bespoke approach not only improves device integration and reduces complications but also enables real-time customization in emergency and chronic care scenarios.

Comparison of Common 3D Printing Technologies in Healthcare

a dynamic, modern medical laboratory showcases a trio of advanced 3d printers in action, each producing intricate prototypes, with a backdrop of high-tech monitors displaying design schematics and surgical models.


TechnologyMaterial UsedKey AdvantagePrimary ApplicationExample Outcome
SLAPhotopolymerHigh resolution and surface finishSurgical guides, anatomical modelsImproved surgical precision
SLSPowder (plastic/metal)Durability and material strengthCustom implants, prostheticsEnhanced structural integrity
FDMThermoplasticLow cost and high versatilityPrototyping, surgical devicesRapid prototyping
DLPPhotopolymerFast layer curing and high resolutionCustomized dental modelsIncreased production speed
CLIPVariousContinuous production with minimal layer linesExperimental tissue scaffoldsSmooth patient-specific surfaces

The combination of multiple 3D printing technologies allows clinicians to select the best tool for a specific application, providing flexibility, accuracy, and efficiency in advanced medical solutions.


Need help With 3D Printing Medical Product & Devices?

We Are Happy To Help You! - Serving Clients Worldwide From China - Dedicated Project Manager.

No MOQ | Quality & Precision | Fast Turnaround | Rapid Prototypes | Low-Volume To Mass Production | Global Delivery

Talk To Our Certified Engineers. Send Your Requirements To Us Through Our Contact Us Page

OR Email to info@wjprototypes.com


What Are the Advantages of 3D-Printed Medical Devices?

As detailed above, Medical 3D printing offers improved patient outcomes through customization, precision, and cost-effective manufacturing. The ability to rapidly produce personalized devices enhances surgical accuracy, shortens recovery times, and minimizes complications, all while reducing overall healthcare expenses.

a futuristic medical laboratory showcases advanced 3d printing technology in action, with intricate bioprinted structures and smart drug delivery devices illuminated by precise overhead lighting, emphasizing innovation and personalized healthcare.

The evolving landscape of 3D printing in medicine is marked by advances in bioprinting, smart drug delivery systems, and innovative diagnostic tools. With ongoing development in materials and printing speeds, the technology will increasingly enable highly personalized and efficient treatments, ensuring that future medical care is both patient-specific and minimally invasive.


Frequently Asked Questions

Q: What is medical 3D printing?

A: Medical 3D printing is the use of additive manufacturing to produce patient-specific medical devices, implants, and anatomical models. It improves healthcare by enabling rapid prototyping, personalization, and precise surgical outcomes.

Q: How do different 3D printing technologies compare in medical applications?

A: Technologies like SLA, SLS, FDM, and DLP differ in resolution, cost, and material compatibility. SLA offers high resolution; SLS produces durable parts; FDM is versatile and cost-effective; and DLP provides both speed and accuracy for various applications.

Q: Can 3D printing reduce surgery time?

A: Yes, patient-specific surgical guides and preoperative models help surgeons plan and execute procedures with greater precision, leading to shorter operating times and reduced risk of errors.

Q: What materials are commonly used in 3D printed medical devices?

A: Common materials include biocompatible polymers (e.g., PLA, PCL), metals (e.g., titanium, stainless steel), and ceramics (e.g., zirconia). Each is selected based on its ability to meet specific clinical requirements.

Q: How does regulatory approval work for 3D printed medical devices?

A: Agencies like the FDA and CE marking bodies require rigorous testing on safety, performance, and biocompatibility. Manufacturers must document processes and undergo clinical evaluations to secure market approval.

Q: What developments can we expect in the future of medical 3D printing?

A: Future innovations include bioprinting of tissues and organs, advanced drug delivery systems, and smart devices with integrated sensors that enhance personalized treatment and reduce healthcare costs.

Q: How is 3D printing contributing to personalized medicine?

A: By rapidly producing custom implants and devices tailored to individual anatomy, 3D printing improves device integration, minimizes complications, and facilitates quicker patient recovery, making treatments highly patient-specific.

Q: Why should I choose China for medical 3D printing?

A: Several reasons indicate that China is a strong and rapidly growing market for medical 3D printing. Cost-effectiveness, Strong government support and strategic investments, and, Advancements in research and development and technological sophistication are few of the reasons. Also, many large hospitals in China are using 3D modeling for complex surgeries. All these expertise inclusing large supply chain makes China a best option for medical device 3D printing.


Final Thoughts

3D printing is transforming medical technology through unprecedented customization, precision, and manufacturing efficiency. Its applications in orthopedics, dental, cardiovascular, and other fields are revolutionizing patient care. As regulatory standards evolve and new materials and methods emerge, 3D-printed devices will continue to drive improved clinical outcomes and streamline healthcare delivery, ensuring that treatment becomes as unique as each patient.

While China presents a compelling option for medical 3D printing, it's crucial to acknowledge the evolving regulatory landscape and the need for thorough due diligence when selecting a partner or service provider. However, the combination of strong government support, a vast market, and rapid technological advancements makes China a leading player in medical device 3D printing field.


Need help With 3D Printing Healthcare Product & Devices?

We Are Happy To Help You! - Serving Clients Worldwide From China - Dedicated Project Manager.

No MOQ | Quality & Precision | Fast Turnaround | Rapid Prototypes | Low-Volume To Mass Production | Global Delivery

Talk To Our Certified Engineers. Send Your Requirements To Us Through Our Contact Us Page

OR Email to info@wjprototypes.com