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Responding to Equipment Troubles in Thailand’s Manufacturing Industry with Japanese Quality Nagai Giken Thailand’s Equipment Improvement (Kaizen) & Maintenance Services
2025/08/29 15:17

Nagai Giken Thailand combines advanced technical expertise cultivated in Japan with responsiveness in Thailand, providing a wide range of support from parts replacement and efficiency improvements to redesign, helping manufacturing sites maintain stable operations and carry out continuous improvement activities.
This time, we introduce our equipment improvement (Kaizen) and maintenance services, which respond to concerns from manufacturing sites such as, “There is a risk that production may stop due to equipment trouble,” and “We are having difficulty because support for machinery brought in from Japan is insufficient.”
■ “We cannot obtain parts for old dedicated machines” “The manufacturer has no local presence”
Challenges and Needs for Equipment Improvement and Maintenance in Thailand
At manufacturing sites in Thailand, a wide variety of equipment is in operation, including dedicated machines and custom equipment brought in from Japan. However, in many cases, the original manufacturers do not have bases in Thailand, and many companies face challenges in handling on-site improvements and maintenance. In addition, as existing equipment continues to be used, needs such as “wear and deterioration of parts,” “unexpected troubles,” and “the need to improve efficiency” constantly arise.
Against this background, there is growing demand for partners who can respond quickly and flexibly on-site.
■ Proposal Capability Based on the Actual Worksite × Japanese Quality
One-Stop Support for Equipment Improvement (Kaizen) & Maintenance!
In addition to designing and manufacturing new equipment, Nagai Giken provides a wide range of support for improving and maintaining existing equipment.
In particular, we actively take on projects that other companies may tend to avoid, such as replacing parts on equipment made by other manufacturers or handling equipment for which no drawings are available.
【Specific Examples of Support】
・Chain replacement and fabrication of maintenance parts
・Replacement of worn parts
・Equipment maintenance such as checking for air leaks in pneumatic equipment
・Equipment modification and redesign aimed at improving efficiency
・Measurement of parts with no drawings, followed by design and fabrication

These services go beyond simply “repairing equipment when it breaks” and lead to improvement proposals that also take productivity and workability into consideration.
【Strengths of Nagai Giken】
1. Flexible Proposals Tailored to Each Issue
The customers themselves understand their own equipment and worksite environment better than anyone else. Nagai Giken carefully listens to their input, accurately identifies the issues, and then makes the most suitable proposals from both the “maintenance” and “improvement” perspectives. We place importance on advance discussions and clarify risks and the scope of responsibility before proceeding, so customers can entrust their projects with confidence.
2. On-Site Investigation (Diagnosis) × Manufacturing
A major feature is our ability to consistently handle both on-site diagnosis and in-house parts machining and fabrication. Because we can provide one-stop support from on-site investigation and drawing creation through machining and installation, we can deliver fast and reliable improvement and maintenance services.
3. Technical Team Responsible for Japanese Quality
Nagai Giken has Japanese designers as well as Thai technicians who have gained experience at manufacturing sites in Japan through technical training programs. Because they understand Japanese quality while also being familiar with local conditions in Thailand, we are able to provide services at a quality level equivalent to that in Japan.

▲Thai technicians with experience at manufacturing sites in Japan are stationed at Nagai Giken
▶Case Study: Nagai Giken Thailand’s Customization Capabilities
Nagai Giken Thailand has extensive experience not only in manufacturing new equipment but also in the fields of improvement and maintenance. As a partner equipped with both “on-site diagnostic capabilities” and “manufacturing capabilities,” we provide strong support for customers’ production equipment throughout Thailand.
If you are having difficulties with the maintenance or improvement of dedicated machines or equipment in Thailand, please feel free to contact us using the form below.
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Design and Fabrication of Production Equipment / Design and Fabrication of Jigs & Fixtures / Parts Machining, Welding (ARC Welding / TIG Welding), Machining / Cutting
We have established an integrated production system that covers design, processing, assembly, electrical, test operation, and installation to meet the needs of production equipment, labor-saving equip ...
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