Brand founded
1988
38 years of consistent production.
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Manufacturing since 1988
SQUAREROPE. Engineered for continuity.
38 years, one factory, belts trusted in 60+ countries.
The proof
Every Number Earned. Every Batch Documented.
38 years of production. Every number documented.
Factory area
12,500m²
12,500 m². One source.
Quality system
ISO 9001:2015
Your order. Every batch documented.
Countries served
60+
60+ countries. One quality standard.
How we deliver
Factory to Warehouse. One Team Accountable.
If a belt fails on your production line, it's our problem. We make it, we stock it, we track every batch, and we answer for it.
01
Self-manufacturing. Our factory, our quality.
12,500 m² facility in Samutsakorn, Thailand. ~400 employees. We control production from compound mixing to final inspection.
- Engineered elastomer compound. Single-shot vulcanization.
- ISO 9001:2015 certified. Every batch traceable.
02
Ready stock. Ships now.
Your belt. In stock. Order today, ship today.
- V-belts, cogged V-belts, multi-rib, banded V-belts — standard sizes covered.
- Same-day dispatch for in-stock belts.
03
Technical guidance. Right belt, first time.
Tell us your application. We confirm the belt.
- Recommendations based on your application environment.
- Compound recommendations — high-temp, oil-resistant.
04
Support that outlasts your purchase.
Delivery isn't the end. If something doesn't fit or perform as expected, we work through it with you.
- Technical feedback, issue resolution, spec adjustments — ongoing.
- Ongoing support, not just a one-time transaction.
Founded 1988
From one factory to 60+ countries.
Union Thai Co., Ltd. is the exclusive distributor (taiwan region) of a renowned thai manufacturer of rubber industrial power transmission belts. our power transmission belts provide optimal power for a comprehensive range of mechanical equipment. in 1988, we established a professional rubber belt factory in samut sakhon province, thailand—a 1.5-hour drive from suburban bangkok—covering 12,500 square meters. we have quietly dedicated over 40 years to the manufacture of rubber industrial power transmission belts, and have provided industrial belt sales and distribution network services in taiwan for over 30 years. through decades of honing our craft, we strive to offer comprehensive belt technical consulting and sales services to countless industries and distributors. we are committed to improving production processes, continuously optimizing quality and competitive costs, with the goal of exceeding customer expectations. additionally, in december 2017, our management system was awarded iso 9001:2015 certification by aja registrars ltd (anglo-japanese-american certification body). we specialize in manufacturing various industrial v-belts and automotive rubber power transmission belts. our exceptional quality has established a strong reputation, attracting leading german brand companies to engage in oem collaboration. Union Thai primarily provides industrial belt sales services in taiwan, while also arranging custom and high-volume manufacturing. with comprehensive inventory and rapid delivery, we meet customers' one-stop procurement needs. adhering to the philosophy of "honesty, profession, altruism, win-win," we deliver optimized quality and price advantages. Union Thai industrial belts—the preferred choice for industrial power transmission.
Our Journey
- 1988
Brand Founded
Union Thai Industrial Co., Ltd. established the SQUAREROPE brand, with our own factory in Samutsakorn, Thailand.
- 2017
ISO 9001:2015 Accreditation
Factory management system accredited by AJA Registrars Ltd (Anglo Japanese American) in December 2017.
- 2024
Present
Union Thai Industrial Co., Ltd. manufactures and supplies industrial and automotive rubber belts worldwide under the SQUAREROPE brand — with full-line stock, technical guidance, and global delivery.
Who to contact
The right person picks up.
Sales, technical, quality — your request goes directly to the right person.
01
Quotes, orders, shipment tracking.
Sales Desk
Provides quotes, processes orders, and tracks shipments — one direct contact.
02
Sizing advice, spec confirmation, issue handling.
Technical Support
Confirms specs, recommends compounds, and resolves technical issues.
03
Certification files, inspection reports, quality tracking.
Quality & Compliance
Provides certification documents, coordinates inspections, manages QA follow-up.
Get a direct line
Talk to the People Who Make Your Belts.
Specs, quantities, or replenishment — one direct line to the factory team.