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DIKA SIGN Focused on Outdoor Aluminum Signage Systems. Backed by 30 Years of Engineering Expertise.                                                                                       CN

Brand & Company
DIKA SIGN — Shanghai Shiyan’s Outdoor Aluminum Signage Brand 

As one of the most professional aluminum sign manufacturers & suppliers in China, DIKA SIGN is the specialized outdoor aluminum signage brand operated by Shanghai Shiyan Decoration Engineering Co., Ltd., backed by signage manufacturing experience dating to 1996.

aluminum sign manufacturers

Factory-Direct Signage Manufacturing

Outdoor Aluminum Signage at the Core, with Custom Metal Signage Capabilities.
Engineering, fabrication, finishing, assembly and quality control stay in-house—for better cost control, consistent quality and export-ready delivery.
Shop Drawings & Production Support
Outdoor Aluminum Signage Manufacturing
Custom Metal Signage Manufacturing
Fluorocarbon Coating & Finishing
Export Packaging & Global Delivery
Main Product

Outdoor Aluminum Signage System

Made Light, Built to Last outdoor aluminum signage and custom metal signage engineered for outdoor environments. They are lighter, easy to install, have strong surface adhesion and are easy to paint, often through bake spray-painting into painted aluminum signs. Aluminum signage is suitable for making signs at the gates and roofs. If you are interested in our products, welcome to contact us.
Aluminum Letters With Lights
Made Light, Built to Last illuminated letters engineered for outdoor facades.
Aluminum Wayfinding Sign
Modular aluminum posts and panels for clear, durable outdoor wayfinding.
Aluminum Pylon Sign
Large-format aluminum structures built for visibility, stability, and long-term outdoor performance.
Aluminum ADA Braille Signage
Code-compliant, weather-resistant aluminum ADA signage for accessibility.
Aluminium Light Box
Slim, lightweight aluminum lightboxes designed for bright, consistent outdoor illumination.

Custom Metal Signage for Complete Projects

For projects requiring stainless steel, specialty finishes or mixed-material construction, DIKA SIGN provides complementary custom metal signage as part of a coordinated project package.
Your Outdoor Aluminum Signage System Partner
Made Light · Built to Last · Greener · Lower-Cost
Delivering engineered custom aluminum signage systems for global brands — from wayfinding to outdoor façades and large-format structures.
Years Experience
Projects Completed
Countries Served
Production Area
Why Choose DIKA SIGN aluminum sign manufacturers?

Made Light, Built to Last, Designed to Save

Made Light
Lower weight reduces shipping, handling and on-site installation effort.
Built to Last
Durable aluminum and coatings support reliable long-term outdoor performance.
More Design Freedom
Formable modular systems enable complex shapes and project-specific details.
Better Over Time
Reduced maintenance supports better value throughout the project lifecycle.

Our Projects

Advanced Outdoor Aluminum Signage and Custom Metal Signage with 30 Years of Metal Fabrication Expertise. Made Light · Built to Last Engineered for Modern Architectural Signage.
Compliance & Industry Credentials
Built for Compliance.
Backed by Verified Credentials.
Verified credentials and industry recognition help reduce risk and support reliable project delivery.
UL 48 Listed Sign Manufacturing
Supports electrical compliance for eligible illuminated signs in North America.
Environmental Compliance Registration
Documented registration supports compliant and responsible factory operations.
ISA Member
Connected to global sign-industry resources and professional networks.
AAPME 2024 Honourable Mention
Recognized as a contributor to an award-honoured landscape project.

Corporate News

Here are the latest news about our company and industry. Read these posts to get more information about the aluminum signage products and the industry and thus get inspiration for your project.
Craftsmanship Brought to Life, Illuminating the Space
An exquisite render outlines the brand’s character and the order of a space. Yet no matter how compelling a design may be, it can only step off the page and shine in real-life settings through professional, rigorous on-site installation. Many assume signage installation is simply mounting signs onto walls. In truth, it is meticulous construction balancing aesthetics, structural integrity and safety — a critical stage that defines the final outcome of a project.
2026 11 02
An exquisite render outlines the brand’s character and the order of a space. Yet no matter how compelling a design may be, it can only step off the page and shine in real-life settings through professional, rigorous on-site installation. Many assume signage installation is simply mounting signs onto walls. In truth, it is meticulous construction balancing aesthetics, structural integrity and safety — a critical stage that defines the final outcome of a project.
2026 11 02
Natural marble features unique veining patterns. When inlaid and integrated with LED lighting structures, it breaks away from the definition of traditional stone as merely a static finish, becoming a living decorative medium whose appearance shifts with light and shadow. Many assume all marble can be backlit, yet this is a sophisticated composite process with stringent requirements for stone selection, cavity construction, light source layout, sealing and reinforcement.
2026 10 30
Outdoor landmark pylon, illuminated brand lettering, illuminated geometric features, and multi-face information lightboxes.
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Get in Touch with Us
Just leave your email or phone number in the contact form so we can send you a free quote for our wide range of designs!
With 30 years of metal fabrication experience and a complete production facility, we deliver durable, lightweight, and high-quality signage solutions.
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