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garage roll up door parts factory manufacturer gemax

About us

Founded in 2006, we specialize in manufacturing sectional doors,
roll-up doors, truck doors, and a full range of related hardware and
accessories with customized, factory-direct solutions.

What is Gemax

Gemax represents a combination of global vision and maximum performance. “Ge” reflects our global expertise built on over 20 years of experience in overhead garage doors, roll-up doors, and box truck door parts, while “Max” stands for our commitment to durability, efficiency, and consistent quality. As a direct manufacturer, Gemax integrates stable production, cost control, and reliable delivery to provide practical and dependable door solutions for industrial and commercial applications worldwide.
Gemax and Bestar belong to the same company.

Company Advantages

Gemax provides high-quality overhead doors, overhead door parts, roll up door parts and box truck roll up door parts with reliable production, fast delivery and processional customized solutions support your business growth.

OEM&ODM Support Icon
OEM & ODM Support

Professional team covers full process from product design, prototyping, to 3D sample confirmation and mass production.

Comprehensive Product Range Icon
Comprehensive Product Range

From door systems to parts, even production lines, our one-stop solution helps efficiently reduce your time and cost.

Fast Delivery Icon
Fast Delivery

We keep adequate product stock in our warehouse for fast delivery.

Premium After-service Icon
Premium After-Service

Gemax offers reliable after-sales service with timely responses and no delays.

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Diversified shipping Solutions

Based on the destination, order quantity, and urgency, we provide the most suitable shipping solutions – saving transportation costs while ensuring timely and secure delivery.

CE & ISO Certified Icon
CE & ISO Certified

All products are CE and ISO certified, with strict testing from material sourcing to production and inspection ensure product quality.

Gemax Advantage

Since 2006, Gemax has supported North American distributors with stable quality, reliable supply, and tailored solutions for garage doors, roll up doors, and box truck roll up doors. With proven production capability and strict QC, we deliver consistent products and secure export packaging to help our partners grow with confidence.

gemax garage door sevices supplier

Product Business

gemax overhead garage door
Overhead Doors & Parts

We are a leading manufacturer of USA standard garage doors and all related parts.

gemax roll up door parts supplier
Roll Up Doors & Parts

Whether for self storage or commercial roll up doors part, you both can find suitable accessories at Gemax.

whitting todco style box truck roll up door parts manufacturer
Box Truck Roll Up Doors & Parts

Gemax specializing in high-quality Whiting & Todco style truck door parts.

Premiun Service

From production to service, Gemax strives to be customer-center. We help customers reduce transportation costs and ensuring timely and safe shipments, achieving win-win outcomes.

best garage roll up door parts supplier factory

From product design, raw procurement, production processes to product inspection, packaging and after-sales service, we have dedicated teams provide comprehensive control to ensure high-quality production, efficient delivery, and positive customer feedback.

gemax-garage-door-track-hardware-kit-supplier

With 3 factories and automatic manufacturing line, we ensuring product quality and on -time delivery time. By the way, we also have dedicated packaging, inspection and stock areas support fast delivery.

Development History

2006
Established factory, start garage doors & related parts manufacturing.
2010
Researched U.S. market, and positioned for American-style overhead doors market. Accomplished one-stop sourcing of overhead door parts.
2014
With mature overhead doors segment, start researching the roll up door parts manufacturing.
2017
Roll up door parts matured rapidly, and gaining certain market share in customized parts, and starting researched box truck roll up door parts.
2020
Layout global market, and focusing on America & Canada. Continuously upgrading the production line to manufacture higher-quality products.
2026
Support 68+ Companies in USA & Canada to Grow Business 570% Since 2006. Comprehensive upgrading from production to service, high repurchase rate & annual transaction volume grows steadily.
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