For over three decades, we have been at the forefront of the Injection Molding industry in Thailand. As a renowned company, we specialize in delivering high-quality plastic and magnesium products, accompanied by an extensive range of secondary processing capabilities.
With roots dating back to 1959, our business was founded by Mitsuwa Electric Industries. Since then, we have grown to operate three thriving factories within Thailand, driving our business forward and expanding our reach


Mitsuwa in Japan

Pathumthani Head office & Factory

Korat Factory 1

Korat Factory 2
OUR BUSINESS
Plastic Business

At Thai Mitsuwa, we have around 129 plastic injection molding machines ranging from 30t to 1,600t in our Pathumthani Factory.
Magnesium Business

Mitsuwa is one of the leading suppliers of magnesium injection parts and has been operating the Thixomolding process in Japan and Thailand since 1998.
Mold & Jig Fabrication

We’re not just doing maintenance work; we also manufacture a molds for mass-production items.

Injection Molding (Plastic & Magnesium)
– Plastic injection molding
(30t -1,600ton)
-Magnesium injection Thixomolding process
(20t-650t)

Painting
-Electrostatic Paint Spray
-UV Painting Line
-Screen & Pad Printing
-Laser Marking
-UV Painting Line
-Screen & Pad Printing
-Laser Marking

Metalizing Plastic
-Vacuum Chamber
-Resistance heating vacuum furnace &
-Plasma Polymerization
-Resistance heating vacuum furnace &
-Plasma Polymerization

Assembly & Machining
-Manual Assembly
-Vibration Welding
-Ultrasonic, Heat Welding
-Machining Center
-Vibration Welding
-Ultrasonic, Heat Welding
-Machining Center
Visit Site: 6,627