top of page
Large LED sign letters on a hi-tech design building

3D Sky Letters for Rooftop & High-Rise Installations

  • High-Quality Finish

  • Premium Solid Material Composition

  • Reduced Supply Chain Dependence

  • Integrated Production Efficiency

Types of 3D Sky Signs

Large LED sign letters for Beltmann Group on a building.

Metal Channel Letter

YJ-M009

Metal Channel Letters are made from strong materials like aluminum or stainless steel, giving your brand a clean and timeless look. Usually front-lit with acrylic faces, they offer bright, direct lighting that makes your signage easy to see both day and night.

Perforated Light Letter

Perforated Light Letters feature tiny holes in the metal face, allowing light to shine through in a unique, eye-catching way. This design creates a soft, glowing effect at night while maintaining a solid, stylish look during the day—making your brand stand out with a modern and creative touch.

a191d017-b32a-416c-8ba2-84ed4dd5cbba_11z

Custom 3D Sky Signs
Applications

From sleek wall-mounted letters to elaborate custom 3D Sky Signs designs, Yijiao manufactures high-quality 3D Sky Signs in a variety of sizes and materials to suit your needs.

Large LED sign letters on a tall building

Universities and Schools

3D Sky Signs create a striking visual effect that sparks creativity and inspires learning. They not only guide students through the space but also bring a unique atmosphere to the campus, helping every student find their own source of inspiration.

Large LED sign letters illuminate the Bershka storefront.

Retail and Storefronts

3D Sky Signs make a bold statement, catching the eye and drawing customers in. Their dynamic, three-dimensional design not only enhances visibility but also adds a modern, stylish touch to your storefront, making your brand stand out in the crowd.

Large LED sign letters illuminate the Manersol building.

Corporate Offices

3D Sky Signs add a modern, professional touch to corporate offices, enhancing visual impact while showcasing brand identity, innovation, and values—creating an inspiring environment for clients and employees.

Large LED sign letters mockup on a modern building facade.

Personalized 3D
Sky Signs

We bring a sleek and modern touch to your venue with stylish cut letter signage, helping your bar stand out. These customized designs enhance the atmosphere, elevate your space, and leave a lasting impression on your guests and friends.

Structure of 3D Sky Signs

Metal Channel Letter

Diagram showing the construction of large led sign letters

Acrylic Face

SUS/Aluminum Returns
Led Unit
(Multi-Row Where Necessary)
​Stainless steel/Aluminum
Perforated Light Letter
Large LED sign letters in a 3D diagram showing construction.
SUS/Aluminum Returns
Led Unit
Self-tapping Screw
Perforated light

Finish Option

Large led sign letters in a 3D silver lowercase 'y' design
Stainless Steel
Mirror Polish
Large LED sign letters in a 3D lowercase 'y' design.
​Stainless SteelSatin Brushed
Large LED sign letters featuring a 3D letter Y.
Stainless SteelSatin Painted
Large LED sign letters forming the lowercase letter y
Stainless SteelRose Gold Plated Titanium
Stainless Steel
Mirror Polish
Large LED sign letter Y with brown trim
Stainless Steel​with Rusty Iron
Stainless Steel
Mirror Polish
Large LED sign letter Y in 3D gold and white design.
Mirror ​Stainless Steelwith Titanium Plated
Stainless Steel
Mirror Polish
Large LED sign letter Y in 3D rose gold and white.
Brushed BrassUsed
Stainless Steel
Mirror Polish
Large LED sign letters in a 3D lowercase y shape.
Heat TransferPrinting

Easy Installation of 3D Sky Signs

Ralph Lauren large LED sign letters on a wooden building.

Wall Mount Installation

This solution is ideal for the installation of large lettering on the exteriors of schools, hospitals, and other buildings. It involves using heavy-duty brackets or suspension cables, which are designed to securely support the letters and ensure long-lasting durability. The installation process includes a critical step of testing the stability before finalizing the setup, ensuring that the structure remains firm and safe under all conditions. This method provides both aesthetic appeal and reliable performance, offering a high level of safety and security for high-traffic areas or buildings exposed to various environmental factors. Whether for branding, identification, or decorative purposes, this approach ensures that the installation remains intact and functional over time.

Installation details

Diagram of wall-mounted large led sign letters.

3D Sky Letter

Mounting material

Wall

Large LED sign letters for Manersol on a building corner.
Large LED sign letters with pink and red bulbs.
Large LED sign letters forming circular patterns
Red circular logo on side of a large building

Custom 3D Sky Signs 
Display Solutions

Premium custom illuminated signage solutions at true wholesale prices. With over 16 years of expertise, Yijiao specializes in managing large-scale orders and global logistics.
 
Our approachable wholesale representatives are here to guide you every step of the way, from initial concept to final delivery.

Custom 3D Sky Signs Collection

At Yijiao, we specialize in fully customizable 3D Sky Signs. Our cut letters are precisely cut, available in various materials, and have different finish option, ensuring a stunning and durable finish.

Large LED sign letters forming a 3D illuminated sign.

All - Encompassing One - Stop Service for
3D Sky Signs Sign Customization

The core values of our service are clear: 10 + years of experience, customized designs, high - quality materials provided by an expert design team, and competitive pricing.

Why Choose YIJIAO 3D Sky Signs

Large LED sign letters mockup on a modern building facade.

Expert Manufacturing & Design Precision

With over 16 years of experience in custom illuminated signage, Yijiao is a trusted leader in 3D sky sign fabrication. Every project is managed with meticulous attention to detail—from structural design and material selection to LED lighting integration. Our signs are engineered for maximum visibility, durability, and long-term stability, ensuring your brand makes a bold impression across skylines and large commercial spaces.

Global Reliability & End-to-End Service

Yijiao provides a complete signage solution—design, production, packaging, and worldwide shipping—eliminating multiple vendor dependencies. We use high-grade stainless steel, aluminum, and acrylic to guarantee lasting performance under all weather conditions. Our efficient production workflow and dedicated support team ensure on-time delivery and a seamless experience from concept to installation.

Large LED sign letters for Beltmann Group on a building.

Galería de productos

bottom of page