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Premium UPVC Profiles Manufacturer in China

Winstar Plastic delivers high-performance UPVC window & door profiles, customized plastic extrusions, and complete building solutions trusted in over 30 countries.

UPVC Window Profiles
Winstar Factory

About Winstar Plastic

Jiangyin Winstar Plastic Co., Ltd, established in 2012, is a leading manufacturer of UPVC profiles and plastic extrusion products located in Jiangsu Province, China. Situated in the Yangtze River Delta — China’s most developed economic zone — we leverage a complete supply chain for fast delivery and competitive pricing.

We are ISO 9001 and ISO 14001 certified, exporting over 120,000 tons of plastic extrusion products annually to more than 30 countries including India, Thailand, Eastern Europe, and Latin America.

300+ Profile Sections
50+ Extrusion Lines
Global Export to 30+ Countries
Custom Design & OEM Support

Our Products

From UPVC profiles to complete window systems and innovative WPC panels, Winstar offers a comprehensive range of building materials engineered for durability, aesthetics, and performance.

70MM Casement Series

70MM Casement Series

Wall thickness: 2.8mm | Ideal for high-performance windows with excellent insulation and strength.

  • • Multi-chamber design
  • • Compatible with Rehau/Veka hardware
  • • Customizable color options
60MM Casement Series

60MM Casement Series

Wall thickness: 2.0–2.8mm | Cost-effective solution for standard residential windows.

  • • Economical yet durable
  • • Easy installation
  • • Available in white & wood grain
60mm Economic Sliding Series

60mm Sliding Series

Wall thickness: 1.8mm | Smooth operation with weather-resistant seals.

  • • Low-friction rollers
  • • Double glazing compatible
  • • Ideal for balconies & patios
112mm Sliding Series

112mm Sliding Series

Wall thickness: 2.5mm | Heavy-duty system for large openings and commercial use.

  • • High wind load resistance
  • • Triple sealing system
  • • Thermal break options
Wood Grain Profiles

Wood Grain Laminated

Realistic wood finish with anti-scratch and UV-resistant film lamination.

  • • No color fading
  • • Scratch-resistant surface
  • • Custom RAL matching
White UPVC Profiles

Pure White Profiles

Standard white UPVC profiles with consistent color matching for seamless replacement.

  • • High impact resistance
  • • UV stabilized
  • • Compatible with global systems
WPC Door Panel

WPC Door Panel

Single panel width: 750–1000mm | Moisture-resistant interior door solution.

  • • Full-width design
  • • Lightweight & strong
  • • Easy to install
Aluminum Window Doors

Aluminum Systems

Custom sliding, casement, and curtain wall solutions with thermal break options.

  • • High strength-to-weight ratio
  • • Modern aesthetics
  • • Full customization available
Screen Net Windows

Retractable Screen Nets

Folding insect screens for windows and doors with FRP, PET, or SS mesh.

  • • Easy retraction
  • • Durable mesh options
  • • Keeps insects out, air in
Roof Tiles

ASA-PVC Roof Tiles

UV-proof co-extruded panels in Orange, Grey, White, and custom colors.

  • • Long lifespan
  • • Weather & corrosion resistant
  • • Lightweight installation
Custom Plastic Extrusions

Custom Plastic Extrusions

Tailored industrial profiles based on drawings, samples, or photos.

  • • Rapid prototyping
  • • High precision
  • • OEM/ODM supported
Ready-Made Window Doors

Ready-Made Window Doors

Pre-assembled windows in arch, bow, round, and irregular shapes.

  • • Fast delivery
  • • Any profile system accepted
  • • Factory-glazed & sealed

Why Choose Winstar?

Quality Certified

ISO 9001 & ISO 14001 certified manufacturing processes ensure consistent quality and environmental responsibility.

Fast Delivery

Strategic location in the Yangtze Delta enables rapid logistics to Shanghai port and airport within 2–3 hours.

Customization

Full OEM/ODM support — customize profiles, colors, packaging, and branding to your market needs.

Competitive Pricing

Direct factory pricing with no middlemen, backed by high-volume production capacity over 500 sqm/day.

120,000+
Tons Exported Annually
30+
Countries Served
50+
Extrusion Lines
300+
Profile Sections

Frequently Asked Questions

What is the minimum order quantity (MOQ)?

Our standard MOQ is 1x20' container. We can accommodate sample orders for new clients.

Can you match my current supplier’s profiles?

Yes, we can reverse-engineer and match profiles from samples, drawings, or photos.

Do you offer OEM branding?

Yes, we provide full OEM services including custom branding, packaging, and color matching.

What are your main export markets?

Our products are exported to India, Thailand, Eastern Europe, Latin America, the Middle East, and Africa.

How do you ensure product quality?

We follow ISO 9001 procedures with in-line QC, final inspection, and third-party testing upon request.

Get in Touch

Contact our export team for inquiries, samples, or custom solutions.

Winstar Export Department

Factory Jiangyin: 1625 Xicheng Rd, Jiangyin, Jiangsu, China

Factory Huaian: 188 Nenjiang Rd, Huaiyin, Huaian, Jiangsu, China

+86 135 8417 7399 (UPVC Profiles)
+86 132 7629 8897 (Window Doors)
+86 180 6110 0056 (WPC/SPC Products)

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