H-shape aluminum profile embedded flexible membrane slots lock the SEG fabric edge firmly and evenly, eliminating wrinkles and sagging, while the engineered screw positions enable fast, tool-friendly assembly — no welding, no corner-cutting errors. At just 26mm wide, it delivers a slim, modern frame with the rigidity of heavy-duty construction, ideal for retail, exhibitions, wayfinding, and brand signage.

As a factory-direct aluminum profile manufacturer, we support custom length, custom anodizing colors, and OEM/ODM extrusion design, ensuring your light box frame is straight, tight and built to last.
SEG stretch fabric light boxes — retail, shopping malls, airports, exhibitions
Advertising light box frames — indoor signage, wayfinding, brand displays
Trade show & event displays — the frame that goes up in minutes
Storefront and hospitality decoration— cafes, hotels, showrooms

Why Choose Huibaimei (We Are the Manufacturer)
- ✅ Factory Direct Manufacturer — no middleman, best factory price
- ✅ 10+ Years Focused on Light Box Aluminum Profiles
- ✅ OEM / ODM Customization — custom size, custom length, custom surface treatment (anodizing, powder coating, painting)
- ✅ One-Stop Service — design, mold (tooling) development, cutting, and installation support all in-house
- ✅ Quality & After-Sales — stable quality control, professional English-speaking team, fast repl

Key Features
- High-Strength 6063 Aluminium Alloy — international grade aluminum, wall thickness 1.25mm, precision extruded for long-term stability.
- H-Slot Joint Design — connects two light box profiles seamlessly for perfect 90° / straight corners, no gaps, smooth fabric fitting.
- Easy & Fast Installation — with the H joint (connector) + self-tapping screws, assembly takes minutes, ideal for quick on-site mounting.
- Compatible with UV Soft Fabric (SEG) — accepts rubber strip / silicone edge to tension fabric evenly without wrinkles.
- Slim 26MM Profile — lightweight yet rigid, giving a clean, modern frame appearance.



H-Slot Aluminium Profile Advertising Light Box Frame – Extrusion Aluminum Profile for SEG Lightbox, Factory Direct, Custom Length OEM/ODM.







