About Us

MT Industry Company is a leading manufacturer and global supplier specializing in polycarbonate roller shutters, aluminum rolling shutter doors, and steel rolling door systems. With years of industry experience, we provide both fully assembled shutter doors and premium-grade roller shutter components for commercial, industrial, and retail applications.

We support OEM/ODM customization to meet your specific design, size, and performance requirements — whether you're sourcing materials for a new project or replacing worn parts in an existing system.

Our Core Products

-Polycarbonate Roller Shutters – Durable, transparent, and stylish for shopfronts and commercial use
-Aluminum Roller Shutter Doors – Lightweight, corrosion-resistant, ideal for high-traffic areas
-Folding Sliding Doors – Space-saving solutions for modern architectural needs
-Commercial Security Shutters – High-strength closures designed for storefront protection

Roller Shutter Materials & Parts

-Polycarbonate Slats
-Aluminum Shutter Slats
-Roller Shutter Components & Accessories (guides, motors, end locks, etc.)

Why Choose Harmonious Door?

✅ Wide Product Range – From transparent shutters to steel-strength closures
✅ Custom Manufacturing – We build to your exact specifications
✅ Fast Lead Time – Orders processed and shipped promptly
✅ Reliable Global Support – Inquiries answered within 12 hours

Whether you're a door installer, contractor, architect, or distributor, Harmonious Door is committed to delivering secure, durable, and aesthetic door solutions tailored to your needs.

Contact us now to get a free quote or start your order. Let’s build a long-term partnership together.