Innovative solutions for every industry
Innovative solutions tailored specifically for each industry
At OTC, we understand that each industry has different challenges and needs. That is why we develop specialized solutions to effectively meet the needs of each sector.
Unlock your potential with specially designed training courses
After-sales service you can trust. Our team of experts is ready to provide precise support.
See frequently asked questions for answers about products, services, usage, and warranty.
Learn from the real experiences of customers across various industries.
A collection of high-quality welding system images from real-world applications.
Partner with us to bring innovative solutions to your market.
Download manuals and guides for using welding equipment effectively here.
Company history and information
Corporate strategy
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Global operations network
Sales areas
Manufacturing plants
Find the information you need regarding our products and services for a quick and convenient way to get answers.
You can place an order through an official OTC DAIHEN distributor or call 02-714-3204.
We provide installation and training services by experts to ensure you can operate the products with maximum efficiency.
The warranty period depends on the product type, with welding machines and welding robots having a 2-year warranty.
Customers can bring their workpieces to test welding performance at our showroom in Nava Nakorn.