Philosophy

The products made by craftsmanship, which are not influenced by the time and the world.

Our Mission

Building trust through excellence and empowering innovation

35+
Years Experience
100%
Quality Focus
🔬
Precision Engineering
🌍
Sustainability First
🚀
Digital Innovation
🎯
Customer Excellence

Our Vision

We are more than just a manufacturer of plastic parts and molds. We are a team dedicated to building trust through excellence, driving competitive advantage, and empowering our people. We are committed to strengthening sustainability and are always embracing digital transformation to deliver the best for our customers.

Our Philosophy Guides Everything We Do

  • 🎯
    Aim to be unique enterprise through independent thinking and action
  • 🌍
    Self-improve professionally and serve the society
  • 🤝
    Achieve success through mutual effort and cooperation

We invite you to learn more about our commitment to precision, innovation, and a sustainable future.

Message from the Managing Director

md Photo

Welcome, and thank you for visiting our company’s website.

Since joining the organization in 2003, I have had the privilege of contributing to our growth alongside dedicated teams and valued partners. As Managing Director, I am committed to guiding our company into its next chapter—stronger, more agile, and fully prepared for future opportunities.

As a Trusted Partner, we will continue to uphold the highest standards of operational excellence, pursue continuous improvement, and invest in both our people and technology. Our mission is to consistently deliver reliable quality and long‑term value to all our customers and stakeholders.

Thank you for your continued trust and support.
Managing Director
Suthada Suwanpatra

Profile

Company THAI USUI CO., LTD.
Chairman Mr. Masato Usui
Managing Director Ms. Suthada Suwanpatra
Business Item The plastic injection molding products and Mold sales
Address
Ayutthaya Factory
Hi-Tech Industrial Estate, 131 Moo 1 Tambol Banwah, Bangpain, Ayutthaya 13160
Bangkok Office
12th Floor , Sathorn Thani 2, 92/30B North Sathorn Road, Silom, Bangrak, Bangkok 10500
Total Area 12,800 m2
Establishment August 1990
Capital 100,000,000 THB
Group of company Thai Usui Mold Co.,Ltd.
Certified System ISO9001 : 2015
IATF16949 : 2016
ISO14001 : 2015
Injection Machine Capacity 50 tons ~ 360 tons

Group Company

Company Building
Company Name USUI ENGINEERING WORKS CO., LTD.
President Mr. Keisuke Usui
Business Item The plastic injection molding products and Mold sales
Address 3-1 Shoin, Kamiichi, Nakaniikawa, Toyama, Japan
Established March 1973
Capital JPY 60 million
Certified System
  • ISO9001 : 2000
  • IATF16949 : 2015
  • ISO14001 : 2004
Certificate
Qualified Staffs
  • Special grade Plastic Molding Engineer (3)
  • 1st grade Plastic Molding Engineer (4), 2nd grade (6)
  • 1st grade Mechanical Plant Drafting (2), Milling Machine (1)
  • 1st grade Plane Grinding (1), CNC Milling (1)
  • 2nd grade Mold Production (1), Wire EDM (1)

History

1990
August

Establish Thai Usui Co., Ltd. at Hi-Tech Industrial Estate, Ayutthaya (Initial capital of 30,000,000 THB)​

1991
February

Received BOI promotional privilege

1992
January​

Began manufacturing operations at Hi-Tech Industrial Estate in Ayutthaya​

2001
January

Received ISO9001 Certificate

2004
February

Completed construction of a mold manufacturing factory.​

March​

Received ISO9001/TS16949 Certificate

2006
December

Received ISO14001 Certificate

2013
April

Become subsidiary of Usui Engineering Works Co., LTd.

2018
January

Established Thai Usui Mold Co.,Ltd.

THAI USUI CO., LTD.​

ISO CERTIFICATE

Global Standards for Your Trust

At Thai Usui, we are committed to manufacturing plastic components using state-of-the-art Injection Molding technology. We continuously enhance our quality standards and sustainability efforts, backed by internationally recognized ISO certifications. We have been certified in the following standards

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