
YUWA technology
Yuwa's Manufacturing
ABOUT
Leveraging microfabrication technology, Yuwa specializes in precision resin mold manufacturing and precision injection molding.
The micro-precision molded parts produced by Yuwa are used in smartphones, tablet devices, medical equipment, automotive parts, and more, supporting cutting-edge manufacturing.
FEATURE
We handle everything from mold making to molding, providing one-stop solutions for challenges from prototyping to mass production.
From the development stage, we propose prototypes designed with mass production in mind. This approach shortens development lead times, ensures quality built-in based on ISO 13485, and guarantees safe product supply to meet customer needs.
Resin mold fabrication
From prototyping to mass production, precision mold manufacturing with 1-micron accuracy
We handle the production of fine, high-precision resin molding molds through an integrated in-house production system. With high-precision machining to ±1 micron, we provide one-stop service from prototype molds to mass-production molds, ensuring stable quality for mass production.

Precision injection molding
Produce high-precision products with stable quality
We have automated material supply equipment and a 24-hour operation system in place to achieve automated and unmanned operation. Additionally, our molding factory maintains a Class 100,000 cleanliness level to ensure stable, high-quality molding.

Product Assembly
Handling everything from sub-assemblies to final assemblies
We also handle assembly of unit products.
Our expansive factory space and flexible line configuration enable us to cover a wide range, from high-mix low-volume production to mass production.
Please contact us for details.
Initiatives for Acquiring National Skill Certification
At Yuwa, we position the enhancement of each employee's technical skills as a key management priority, actively encouraging and supporting the acquisition of National Skill Certification.
We have established a comprehensive support system aimed not merely at obtaining qualifications, but at genuine technical skill improvement, providing full backing for employee growth.
List of Qualified Personnel
Molding Division
Name of Qualification | Level | Number of Personnel |
---|---|---|
Plastic molding (injection molding operations) | Special | 1 |
Plastic molding (injection molding operations) | 1 | 6 |
Plastic molding (injection molding operations) | 2 | 10 |
Plastic molding (injection molding operations) | 3 | 22 |
Total number of applicants 50
Mold Division
Name of Qualification | Level | Number of Personnel |
---|---|---|
Non-Contact Removal Processing (Special Level Non-Contact Removal Processing) | Special | 2 |
Machining (Special Level Machining) | Special | 2 |
Electrical Discharge Machining (Special Level Electrical Discharge Machining) | Special | 1 |
Metal Heat Treatment (Special Level Metal Heat Treatment) | Special | 1 |
Non-Contact Removal Processing (Numerically Controlled Sinking Electrical Discharge Machining Operations) | 1 | 1 |
Machine Processing (Surface Grinding Machine Operation) | 1 | 4 |
Machine Processing (Numerically Controlled Milling Machine Operation) | 1 | 1 |
Electrical Discharge Machining (Wire Electrical Discharge Machining Operation) | 1 | 3 |
Metal Heat Treatment (General Heat Treatment Operation) | 1 | 2 |
Metal Material Testing (Microstructure Testing Operation) | 1 | 1 |
Non-Contact Removal Processing (Numerically Controlled Sinking Electrical Discharge Machining Operations) | 2 | 3 |
Machine Processing (Surface Grinding Machine Operation) | 2 | 5 |
Electrical Discharge Machining (Numerically Controlled Sinking EDM Operation) | 2 | 3 |
Metal Heat Treatment (General Heat Treatment Operation) | 2 | 4 |
Machine Processing (Surface Grinding Machine Operation) | 3 | 8 |
Metal Heat Treatment (General Heat Treatment Operation) | 3 | 7 |
Finishing (Machine Assembly Finishing Operations) | 3 | 3 |
Total number of applicants 58
NETWORK
Thorough Quality Control System: Automated Inspection × Constant Temperature Management × Clean Environment
The mold factory utilizes a constant temperature room employing a groundwater circulation system to maintain stable room temperatures. The molding factory performs molding operations in a Class 100,000 environment using equipment equipped with automated image inspection systems. Certified to ISO9001, ISO14001, and ISO13485, we contribute to shortening customer delivery times and high-quality manufacturing.

Bringing Japanese quality to the world
Yuwa Group's Global Production System
We have production facilities in Japan, China, and Vietnam. We manufacture products with quality equivalent to Japan's. As the Yuwa Group, we meet the needs and expectations of customers worldwide.


CONTACT
Contact us / Request for information
For inquiries, please contact us by phone or email. Please feel free to contact us.
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Contact us by telephone
Business hours: 8:10-17:00 weekdays
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Contact us by email
Technical consultation and estimates
For inquiries regarding recruitment and other matters, please contact us here.