About Us
Our History and Growth
Serm Lek Thai Co., Ltd.
The start of our journey as a quality steel distributor
Thai Metal Import Co., Ltd. (TMI)
Officially becoming TMI, with a focus on excellence in importing and distribution
Ready to Grow into the Future
More than 30 years of customer trust is the proof of our quality
visibility Vision
TMI aims to be the steel specialist our customers trust — with a complete range of steel products and solutions, standards-compliant quality, fair pricing and dependable service that supports their success and long-term growth.
rocket_launch Mission
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TMI is committed to selecting and sourcing quality steel, and to offering solutions and services that match the needs of each project — through steel expertise, transparent operations and on-time delivery that build trust and let us grow together with our customers.
40+ YEARS
BUILT ON TRUST
Our Core Values
The foundation that sets us apart and keeps us growing
Trust & Transparency
Trust and Transparency
We do business on clear information, fair prices and terms, and communication you can verify.
Mastery in Steel
Steel Expertise
Decades of product knowledge behind every recommendation, so each project gets the option that actually suits it.
Integrated Service
End-to-End Service
We look after customers from first enquiry through quotation, sourcing, coordination and delivery, so every step connects smoothly.
A Sales Team That Knows Steel
TMI’s sales team brings real product knowledge and experience in steel
We Understand the Product and What You Need
Our team listens to the details of your job and helps check the type, size, grade and standards that apply to it.
We Select and Source the Right Material
We propose steel products and alternatives that suit the work, the budget, the quantity and the schedule, and share the information you need to decide with confidence.
We Stay With You from Quote to Delivery
From enquiry to quotation, stock checks and delivery coordination, TMI works clearly, transparently and attentively at every step.
Standards and Quality
Quality comes first. Every item from TMI is checked strictly against industrial standards and comes with a Mill Test Certificate, so our customers can be sure of what they receive.
Find the Right Steel for Every Project
Everything about our steel and structural steel in one place. Browse product types, sizes, grades, specifications and standards to find the steel that matches your application.