Wholesale Project Doors & Windows Manufacturer & Suppliers

High-Performance Engineering Solutions, Custom Glazing Systems, and Supply Chain Resiliency for Global Construction Infrastructure

Featured Structural Systems & Technical Glazing

Advanced high-strength, thermal-efficient, and radiation-shielding glass panels direct from our smart manufacturing facility.

Cheap Low-E Glass from China

Cheap Low-E Glass from China - Top Suppliers and Factory for Energy-Efficient Windows Manufacturers, Suppliers

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Custom Fire Resistance Glass

Custom Fire Resistance Glass - High-Strength Fire Rated Glass from China Suppliers and Factory Manufacturer, Supplier

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Discount Aluminium Casement Window

Discount Aluminium Casement Window Manufacturers, Suppliers

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China Tilt Turn Window Suppliers

High-Quality China Tilt Turn Window Suppliers - Factory Direct Inward-Swing Casement and Hopper Style Windows Suppliers, Factories

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Discount Jumbo Size Glass

Discount Jumbo Size Glass | Oversize Glass from China Suppliers & Factory for Modern Architectural Design Suppliers, Factory

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Cheap China Radiation Shielding Glass

Cheap China Radiation Shielding Glass Suppliers - Durable and Clear Protection from X-rays and Gamma Rays | Factory Direct Manufacturers, Factories

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Cheap Radiation Shielding Glass

Cheap Radiation Shielding Glass from China Suppliers | High-Quality Factory Radiation Protection Solutions Manufacturers, Suppliers

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Cheap China Aluminium Fixed Windows

Cheap China Aluminium Fixed Windows - Cost-effective Suppliers & Factory Solutions for Homes, Buildings, and More Manufacturers, Factories

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Jiangsu Guoxin Glass Co., Ltd: Two Decades of Engineering Excellence

Setting the benchmark for high-durability fenestration systems and customized structural glass products globally.

The Enterprise Foundation

Founded in 2006, Jiangsu Guoxin Glass Co., Ltd. has established a robust track record spanning nearly two decades in structural glazing and fenestration development. Headquartered in Jiangsu, China, we operate advanced fabrication assets and maintain stringent control pipelines to manufacture high-yield architectural glass systems, structural aluminum envelopes, and custom security panes.

System Integration Capabilities

Our operational framework focuses on system integration. We do not simply manufacture units; we design holistic envelope solutions. Our teams bridge the gap between engineering theory and structural deployment, guaranteeing optimal wind resistance, thermal retention, acoustic decoupling, and seismic resilience across commercial high-rises and transit hubs.

Quality Framework & Auditing

Adhering to rigorous global standards, we hold certified operations under ISO 9001:2015. Every step of our process—from primary architectural tempering to gas-insulation cycles—is logged and verified. Our products meet or exceed the performance thresholds required by international building commissions, providing reliable safety, transparency, and thermal control.

2006
Establishment Year
20+
Years Industry Expertise
10+
Strategic Product Lines
100%
Structural Compliance

Meeting the Procurement Demands of Global Enterprises

How we satisfy strict procurement workflows, regulatory frameworks, and performance metrics for institutional builders.

Critical Specifier Parameters

In modern commercial construction, specifiers and main contractors operate under strict guidelines. The selection of project doors and windows hinges on rigorous metrics:

  • U-Value & SHGC (Solar Heat Gain Coefficient): Essential for net-zero energy buildings. We engineer customized Low-E profiles that dramatically reduce HVAC load.
  • STC (Sound Transmission Class) Ratings: Critical for dense urban zones, railway flanking offices, and high-density residential developments.
  • Wind Load & Deflection Tolerances: Structural framing engineered to withstand negative pressure dynamics in high-rise applications.

Custom Architectural Windows & Doors

Our product lineup features robust aluminum casement systems, tilt-and-turn profiles, architectural fixed panes, and heavy-duty sliding panels. These assemblies utilize thermal-broken aluminum profiles designed for structural integrity and thermal isolation.

Technical & Structural Glazing

We supply fireproof glass, laminated systems (PVB/SGP Interlayers), structural insulated assemblies, bulletproof panels, and lead-equivalent radiation shielding glass designed for specialized medical imaging centers.

Visual Customization (3D Laser)

For high-end landscaping, corporate landmarks, and civic structures, we design bespoke laser-engraved glass, custom fluted privacy glass, and large-format structural glass systems to meet precise geometric and aesthetic briefs.

Main Product Classifications

Our state-of-the-art production facility houses multiple advanced production lines, each equipped with cutting-edge technology.

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Aluminium Window & Door Systems

Thermally broken profiles, high-load capacities, and weather protection engineered for multi-story residential and commercial properties.

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Fireproof Glass Technologies

High-strength, heat-insulating, fire-rated glass configurations complying with strict building egress protocols and flame barriers.

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Laminated Structural Glass

PVB and SGP interlayers offering post-breakage security, solar rejection, and dynamic wind resistance for curtain walls.

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Insulated Glass Units (IGU)

Double and triple-glazed configurations filled with Argon gas, minimizing heat exchange and optimizing acoustic dampening.

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Bulletproof & Security Glass

Multi-layered polycarbonate and high-impact structural glass assemblies built to resist physical and ballistic penetration.

Architectural Windows & Doors Range

Explore our structural configurations for high-efficiency commercial building interfaces.

All Products Casement Window Sliding Window Sliding Door Folding Door
Sliding Door

Heavy Duty Aluminium Sliding Door

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Hinged Door

OEM Modern Hinged Entryway Door

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Folding Door

Multi-Fold Panoramic Exterior Door

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Aluminium Sliding Window

Thermal Break Aluminium Sliding Window

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Aluminium Casement Window

High-Airtightness Aluminium Casement Window

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China Factory 4.0: Supply Chain Resilience & Efficiency Advantages

Leveraging automated production, direct raw material sourcing, and logistics mapping to bypass traditional bottlenecks.

1. Automated Precision & Quality Yield

Our production floor uses automated CNC machinery for structural profile extrusion, precise glass cutting, and thermal break integration. Removing manual processing stages reduces tolerance deviations to less than 0.1 mm, improving structural stability on site and lowering material waste.

2. Global Logistics Integration

Located in the Yangtze River Delta, our facility features direct connections to major shipping hubs, including the Port of Shanghai. This proximity allows for streamlined container handling, custom clearance preparation, and reliable ocean transit schedules, minimizing delay risks on critical commercial jobs.

3. Raw Material Security & Price Stability

Through close partnerships with top-tier primary float glass suppliers and aluminum billet manufacturers, we maintain robust inventory levels. This direct-to-mill purchasing power insulates projects from localized supply constraints and sudden raw material price shocks.

Supply Chain Metrics:

Our factory processes over 500 metric tons of custom aluminum profiles monthly and houses comprehensive tempering, double-chamber laminating, and gas-fill sealing lines in one integrated location.

Macro-Industry Solutions & Engineering Case Studies

Showcasing our project work, high-performance structural configurations, and custom engineering achievements.

Teapot Tower

Teapot Tower (Wuxi)

Recognized as the world's "largest purple clay pot shaped building" by Guinness World Records. Standing 38.8 meters tall, this complex geometric structure is built with custom-curved structural aluminum and high-transmittance artistic glass sections.

Wuxi Railway Station

Wuxi Railway Station

A major transportation hub. Renovated utilizing thousands of high-durability laminated security glass panes designed for high pedestrian traffic, structural wind load tolerances, and acoustic damping.

Nanjing Zifeng Tower

Nanjing Zifeng Tower

A 450-meter skyscraper (among the tallest in the world). Housing prime offices and a 6-star hotel, its structural outer skin utilizes our high-performance thermal insulated glass panels to manage high-altitude wind pressure.

Valode & Pistre Project

Valode & Pistre Collaboration

Integrating architectural design with functional energy-saving features. Built with triple-insulated solar control glass units, eliminating the need for external shutters while optimizing natural day lighting.

Hadi Teherani Architects

Hadi Teherani Architects

Engineered structural glazing layouts utilizing advanced predictive algorithms. Helps reduce energy costs while maintaining comfortable internal lighting and temperature levels.

Joy City

Joy City Landmark

A modern trend-setting retail center featuring large-format smart glass facades that shift optical properties to display dynamic commercial designs.

Depot Boijmans Van Beuningen Museum

Depot Boijmans Van Beuningen

Clad in 15,000 square meters of reflective glass, this architectural structure mirrors its surrounding park environment while maintaining stable internal temperatures for art storage.

BMW 4S Shop

BMW 4S Shop

Large-format, structural glass facade configuration combining high-transmittance aesthetics with energy-efficient properties to support building illumination and insulation.

3D Laser Glass & Specialized Engraving Series

Precision-etched structural components, custom awards, and landmark decorative features.

Municipal landscape

Municipal Landscape Series

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Glass engraving

Glass Engraving Products

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Gift ornament

Gift Ornament Series

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Trophy and medal

Trophies & Medals

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customized glass

Custom Engraved Glass

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OEM & ODM Custom Manufacturing

Quality First, Customer First, and Credit-Based Solutions.

We work with architects, facade engineers, and procurement teams to transform custom designs into fully compliant, high-performance structural systems. From tailored sizes to specialized window profiles, we support projects through all phases of design and production.

Localization Support & Compliance Guarantees

How we ensure global compliance, site safety, and seamless building integration across regional borders.

1. International Certification Compliance

We supply glass and frame assemblies designed to meet regional performance codes, including AS/NZS (Oceania), EN standards (Europe), and ASTM standards (North America). Each batch of tempered, laminated, or insulated glass undergoes structural and heat-soak testing, with documentation provided for local building inspection sign-offs.

2. Engineering & Architectural Coordination

Our in-house technical department coordinates directly with local engineers. We convert project CAD drawings, review structural calculations for deflection under pressure, and adjust structural depths to ensure our components align with local facade designs.

3. Site Logistics & Packing Security

To prevent on-site delays, we package glass and framing units in custom heavy-duty, steel-reinforced wooden crates. These crates are loaded with protective desiccants and cushioning to withstand ocean transit and forklift handling at the destination site.

Technology Roadmap & Future Outlook

Innovating next-generation smart facades, thin-profile vacuum insulation, and carbon-neutral production pathways.

Next-Gen Fenestration R&D

Jiangsu Guoxin Glass Co., Ltd. continues to expand its design portfolio with a focus on sustainable construction technologies. Our research and development pipeline focuses on three main areas:

  • Thin-Profile Vacuum Insulating Glass (VIG): Developing ultra-slim double-pane systems that deliver the insulation performance of triple-pane units, helping reduce overall structural weight.
  • Electrochromic & Smart Glazing Integration: Creating smart glass systems that adjust tint dynamically based on temperature, lux levels, and occupancy to optimize energy savings.
  • Decarbonized Production Processes: Upgrading our tempering and curing lines to run on renewable energy and using recycled glass cullet to lower the embodied carbon of our products.

Global Delivery Footprint

We effectively recognize the needs of customers across diverse regulatory environments, supplying certified facade components to multiple regions:

Japan Italy Spain Portugal Britain France Germany Finland Sweden Norway Australia New Zealand Peru Mexico United States Canada
Global Coverage Map

News & Technical Engineering Insights

Industry-focused technical advice from our engineering department.

Fireproof Glass article

What is the difference between fireproof glass and ordinary glass?

Fireproof glass undergoes specialized thermal-toughening treatment and contains chemical interlayers designed to withstand thermal expansion and prevent smoke penetration during critical containment windows.

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Laminated Glass safety article

What safety advantages does Laminated Glass have in building use?

In high-wind and seismic zones, laminated glass holds broken fragments together within the framing pocket, reducing falling hazard risks and keeping the building envelope sealed against wind and rain.

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Casement Window cost-performance

Broken Bridge Aluminum vs. Plastic Steel for Casement Windows

A technical comparison of cost-efficiency, thermal performance, and long-term structural integrity between thermal-broken aluminum framing and PVC alternatives for multi-family residential projects.

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On-Site Application Examples

Operational photos showing our framing, safety glass, and custom hardware installations.

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Quality & Safety Certifications

Our company has obtained ISO 9001:2015 certification, ensuring structured operations from production design to logistics dispatch.

We work with international standards organizations to test and verify our products, confirming that all shipped materials comply with regional safety and thermal codes.

ISO 9001 Certificate

Technical FAQ: Fenestration Engineering & Sourcing

Providing detailed technical answers to help simplify your sourcing workflow.

Q1: What are the main thermal insulation benefits of Low-E glass in multi-story projects?
Low-Emissivity (Low-E) glass features a microscopically thin, transparent metal-oxide coating. This layer reflects long-wave infrared heat (energy from HVAC heating or solar radiation) back toward its source, while letting short-wave visible light pass through. This reduces overall thermal transfer, lowering building energy costs.
Q2: When should SGP laminates be selected instead of standard PVB interlayers?
SentryGlas Plus (SGP) interlayers are up to five times stronger and up to 100 times stiffer than standard Polyvinyl Butyral (PVB). SGP is chosen for high-wind facades, hurricane zones, protective structural handrails, and applications where the glass must maintain load-bearing capacity even if fractured.
Q3: How do you verify and document the fire ratings of your safety glass?
Each batch of fireproof glass undergoes testing in simulated fire chambers to confirm integrity and thermal insulation limits. We supply official testing records, certified ISO quality marks, and compliance documentation for all international shipments.
Q4: What custom capabilities do you provide for large commercial glazing orders?
We offer complete customization, including double or triple structural glazing, customized frame finishes, bespoke laser-etched patterns, specialized gas fills, and custom dimensioning.

Technical Glazing Catalog & Custom Profiles

Complete project-specific inventory covering specialized architectural, decorative, and industrial safety glass products.

Discount Customized Glass Products

Discount Customized Glass Products from China: Reliable Suppliers and Factory for All Your Glass Needs Factory, Factories

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OEM Hinged Door Factory

OEM Hinged Door Factory in China - Elegant Entryway Doors from Reliable Suppliers for Homes and Sheds Manufacturer, Supplier

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Cheap Curved Insulated Glass

Cheap Curved Insulated Glass from China Suppliers - High-Quality Factory Solutions for Architectural Applications Suppliers, Factories

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China Radiation Shielding Glass

High-Quality China Radiation Shielding Glass Suppliers & Factory | Non-Browning Radiation-Proof Glass Solutions Manufacturer, Factories

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Custom China Tilt Turn Window

Custom China Tilt Turn Window - Innovative Inward-Swing Design from Trusted Suppliers and Factory Manufacturer, Factories

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Custom Fluted Glass Suppliers

Custom China Fluted Glass Suppliers - Premium Textured Glass from Leading Factory for Windows, Doors, and More Suppliers, Factory

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Custom Aluminium Casement Windows

Custom Aluminium Casement Windows from China Suppliers - Durable and Versatile Factory-Direct Options Manufacturer, Factories

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Discount Frosted Glass

Discount Frosted Glass from China - Leading Suppliers & Factory for Privacy and Decorative Applications Manufacturers, Factories

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