Our Product Series
Premium aluminum doors, windows & architectural systems — custom manufactured to your exact specifications.

Blinds
- Precision light control, privacy & thermal insulation
- Custom sizing available
- Multiple slat widths & finishes
- Manual & motorized options

Garage Doors
- Security, insulation & modern aesthetics
- Sectional & roller styles
- Insulated panels options
- Smart motor compatible


Roller Shutters
- Security, weather protection & noise reduction
- Manual & electric operation
- Insulated slat options
- Commercial & residential grades

Aluminum Glass Railings
- Premium aluminum & tempered glass construction
- Indoor & outdoor rated
- Custom heights & profiles
- Glass & aluminum infill options

Shower Enclosures
- Tempered glass, watertight performance
- Sliding, pivot & frameless styles
- Custom sizing available
- Multiple frame finishes

Casement Windows
- Excellent ventilation & thermal insulation
- Single & double casement
- Multi-point locking
- Thermal break profiles

Casement Doors
- Smooth operation & elegant profiles
- Single & double leaf options
- Inward & outward opening
- Glass & panel infill choices

Entry Doors
- Maximum security & thermal efficiency
- Multi-point locking systems
- Bulletproof glass options
- Custom sizes & finishes

Interior Doors
- Privacy, soundproofing & refined aesthetics
- Swing, sliding & pocket styles
- Frosted & clear glass options
- Custom dimensions

Sliding Windows
- Maximizes natural light & ventilation
- Single & double track
- Fly screen compatible
- Thermal break options

Sliding Doors
- Seamless indoor-outdoor connection
- 2, 3, 4 panel configurations
- Lift & slide options
- Floor-to-ceiling glass

Sunrooms
- Thermally efficient glass & robust framing
- Lean-to & gable roof styles
- Full glass or solid roof options
- Year-round comfort

Folding Windows
- Stack neatly to one side
- 2 to 6 panel configurations
- Inward & outward folding
- Slim sightline profiles

Folding Doors
- Transform any opening into wide passage
- 2 to 8 panel configurations
- Traffic door option
- Thermally broken profiles
Who We Are
Premium Aluminum Systems
Built to Last a Lifetime
EPAI specializes in the design, manufacturing, and supply of high-performance aluminum doors, windows, and architectural systems. Every product is custom-engineered to your exact specifications — built for durability, precision, and lasting elegance.
Our Global Success Cases
Trusted by clients worldwide — from residential villas to high-rise commercial buildings.
Featured Products
Explore our latest aluminum door and window systems
Why Choose EPAI From China Door and Window Manufacturers?
Unlike many China door and window manufacturers, we invest in cutting-edge technology and precision engineering to deliver superior quality products at every scale.
We exceed the typical standards of China door and window manufacturers, holding 100+ international certifications and patents that validate our commitment to excellence.
Flexible manufacturing capabilities set us apart from other China door and window manufacturers — we tailor every product to your exact specifications and project requirements.
Successfully completed projects worldwide demonstrate why we're preferred among China's door and window manufacturers, with 10,000+ satisfied clients across 50+ countries.
Solutions by Customer Type
Quick access to tailored window and door solutions for architects, homeowners, builders, commercial projects, and replacement needs — so you can find the right path, specs, and support faster.
Architect
Specification-ready window and door systems for design intent, code needs, and project documentation.
- Performance data and test reports
- BIM/CAD details and drawings
- Finish and size options
- Submittal package support
Homeowner
Choose products by comfort, security, noise control, and energy goals.
- Product selection by room type
- Energy and sound options
- Style, color, and hardware choices
- Installation guidance
Builder
Streamline procurement and site delivery with standard configurations and project support.
- Standardized product sets
- Project schedules and delivery planning
- QA checkpoints and packing plan
- Install-ready documentation
Commercial
Solutions for offices, retail, and multi-unit buildings with compliance focus.
- Code and compliance documentation
- Large-format and project-grade options
- Project coordination support
- Maintenance and service planning
Replacement
Upgrade existing openings with measured-fit solutions and clear steps.
- Measurement and fit guidance
- Like-for-like and upgrade options
- Work scope and timeline planning
- Warranty and after-sales support
Contact Us
We can custom make any project unique window and door designs with our professional and experienced sales & technical team.




