Support personalized customization, ultimate performance
Provide sound insulation, thermal insulation, waterproofing, wind pressure resistance, high-quality aluminum alloy doors and windows
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Your reliable long-term partner
18 years of production and research and development experience, serving 679 large-scale projects worldwide
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Fully automated intelligent production equipment ,ensures quality
Strict quality inspection system, providing stable quality, on-time delivery, and guaranteed construction period for builders
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Featured Products

In addition to the current products, you may also be interested in these products.

Sliding Windows

Sliding windows are a stylish and space-saving choice, gliding horizontally for easy opening. They offer excellent ventilation and modern aesthetics.

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Swing Door

Casement doors swing outward like a wing, providing wide openings for ample ventilation and a seamless blend of indoor-outdoor living.

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Sliding Door

Sliding doors glide effortlessly along tracks, offering a sleek, space-efficient solution that connects indoor and outdoor areas with seamless elegance.

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Casement Window

Casement windows pivot outward on hinges, enabling full ventilation and unobstructed views while adding a touch of classic sophistication to any space.

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Wooden Door

Wooden doors exude timeless elegance, offering natural warmth and durability. They blend seamlessly with various styles, enhancing both security and aesthetic appeal.

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Folding Door

Folding doors feature multiple panels that elegantly fold away, creating expansive openings that seamlessly merge indoor and outdoor spaces while maximizing natural light.

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ABOUT GELLJA

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Gelijia windows and doors is a large-scale window and door factory, which integrates R & D, production and sales. It has 20 years production experience in China. Factory production covers an area of 60,000 square meters, with 130 production workers, we have more professional and faster product development, in production we have many more than ten years of production experience of staff, to make the product more secure in use, we have more than 20 service teams.

20 year +
60000
600 +
20000 +
Factory Building

Factory Building

Advanced Production Equipment

Advanced Production Equipment

Raw Material Reserves

Raw Material Reserves

Qualification Certification

Qualification Certification

Shipment

Shipment

Global Partners

Global partners entrust us, joining forces to drive growth, unlock potential, and dominate the global market.

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Choose Us

The company's products with good quality to win the majority of userspraise and trust, the company adhering to the "quality of survival

Industry Experience

Industry Experience

With decades of in-depth involvement in the doors and windows industry, we've amassed invaluable insights to craft top-notch products and services.

International Standards

International Standards

We strictly adhere to international standards in the doors and windows sector, ensuring high quality, safety, and durability in every product we make.

One-stop Service

One-stop Service

Our one-stop service for the doors and windows industry covers design, production, installation, and after-sales, providing seamless convenience.

Industry Solutions

Industry Solutions

We offer customized industry solutions for doors and windows, addressing diverse needs from energy efficiency to aesthetic enhancement effectively.

GELLJA FAQs

All You Need to Know About Windows & Doors Selection, Installation, and Maintenance!

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What are the regular maintenance tasks for the website?

Regular website maintenance is key to ensuring website security, stable operation, and user experience. Maintenance work includes updating website content, checking and fixing website links, backing up data, conducting regular security checks, fixing vulnerabilities, optimizing performance, etc. These tasks help ensure the long-term effective operation of the website and provide a good user experience.

What is the difference between UI and UX in website design?

UI (user interface) and UX (user experience) are two important aspects in website design. UI focuses on the appearance design, layout, and visual elements of a website, while UX emphasizes the overall user experience and interaction on the website, including usability, navigation, interaction, and more. Excellent UI design typically enhances the user experience.

What are the types of website hosting services?

Website hosting services can be divided into shared hosting, virtual private servers (VPS), standalone servers, and cloud hosting. Shared hosting refers to multiple websites sharing a server resource, VPS is a virtual private server, independent servers are dedicated servers, and cloud hosting provides hosting solutions based on cloud services, each with different characteristics and applicable scenarios.

What is the function of website traffic statistics tools?

Traffic statistics tools such as Google Analytics help analyze website visit data, including visitor sources, traffic volume, and user behavior. By understanding these data, website owners can gain insights into their audience, adjust website content and design, enhance user experience, and increase conversion rates.

How to choose the website construction technology that suits oneself?

The choice of website construction technology needs to be based on personal technical level and website requirements. If familiar with programming, you can choose to write your own code using HTML, CSS, JavaScript, etc. In addition, existing frameworks or libraries such as Bootstrap, React, etc. can also be considered to simplify the development process.

How to start building your own website?

To establish a website, you first need to select a domain name, which is the website address. Then choose a suitable hosting service provider, which is the place where website files and data are stored. Next, write website code or design pages, and finally upload the website files to the server. In this way, the website can be accessed and browsed on the Internet.

Blog & Event

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Outward Opening vs. Inward Opening: Which Aluminum Window Style is Best?

Outward Opening vs. Inward Opening: Which Aluminum Window Style is Best? Introduction to Aluminum Window Styles Aluminum windows have become a popular choice in modern architecture due to their durability, energy efficiency, and aesthetic appeal. When selecting aluminum windows, one crucial decision is the style of opening: **outward opening** or **inward opening**. Each style offers distinct adva
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The Benefits and Features of Aluminum Folding Glass Doors

Aluminum folding glass doors, often referred to as bi-fold or accordion doors, are a popular choice in contemporary architecture due to their unique blend of versatility, durability, and style. These doors consist of a series of glass panels that fold in on themselves, creating a seamless transition between indoor and outdoor spaces. Here, we will delve into the numerous benefits and features that
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Enhancing Spaces with Aluminum Folding Glass Doors: A Comprehensive Guide

Aluminum folding glass doors are increasingly popular in the construction and decoration materials industry, particularly in door and window processing. These doors provide a blend of aesthetic appeal and practicality, making them an ideal choice for residential and commercial spaces alike. One of the most significant advantages of aluminum folding glass doors is their ability to create a seamles
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