Premium System Windows and Doors
High-performance aluminum alloy system series engineered to North American and European building and thermal standards, available for import and distribution.
Aluminum Doors, Windows, and Curtain Walls for Global Distributors
Greensee has served 50,000+ households annually since 2001, supplying premium system windows to North America and Europe and cost-effective series to Africa and Southeast Asia.
24
Years in operation
50,000+
Households served annually
North America, Europe, Africa, Southeast Asia
Export markets
National High-Tech Enterprise (China)
Enterprise classification
Products and Capabilities
55 Series Windows and Doors
Cost-effective 55-series aluminum alloy windows and doors backed by 20+ years of engineering expertise, sized for volume buyers in Africa and Southeast Asia.
Curtain Walls
Designed and manufactured aluminum curtain wall systems for commercial and mixed-use building projects, with in-house R&D and installation capability.
Glass Railings
Aluminum-framed glass railing systems suitable for residential balconies, staircases, and commercial terraces.
Sunrooms and Conservatories
Custom aluminum-framed sunroom and conservatory structures designed for residential additions, with full design-to-installation service.
Why Buyers Source from Greensee
Dedicated R&D center
Greensee operates an in-house technology R&D center that supports continuous product development across its aluminum door, window, and curtain wall lines.
24 years of manufacturing history
Founded in 2001, the company brings over two decades of engineering experience to every product line, including the 55 Series developed specifically for emerging-market buyers.
Full-service capability
Greensee covers design, manufacturing, and installation under one operation, reducing coordination risk for importers and project developers sourcing at scale.
Market-specific product lines
The product portfolio is segmented by market: premium system windows and doors for North America and Europe, and cost-optimized 55 Series for Africa and Southeast Asia.
National High-Tech Enterprise status
Greensee holds national high-tech enterprise classification in China, reflecting recognized investment in R&D and technical capability.
Sourcing FAQ
What product categories does Greensee manufacture?
Greensee manufactures aluminum alloy doors and windows, curtain walls, glass railings, and sunrooms. The company also produces system window and door lines under two distinct series: a premium series for North American and European markets and the cost-effective 55 Series for Africa and Southeast Asia.
Is Greensee a manufacturer or a trading company?
Greensee is a manufacturer. The company designs, develops, and produces its aluminum products at its own facility and also handles installation, operating as a vertically integrated supplier.
Which markets do Greensee's products serve, and how are lines differentiated?
The premium system windows and doors line is targeted at importers and distributors serving North America and Europe, where higher thermal and structural performance is typically required. The 55 Series is positioned as a cost-effective option for buyers in Africa and Southeast Asia.
Where is Greensee based?
Greensee (湖南亘晟门窗幕墙有限公司) is based in Hunan Province, China.
Does Greensee support custom or OEM orders?
Greensee operates a dedicated R&D center and offers design services as part of its one-stop service model, which indicates capacity for customization. Contact the team directly via the inquiry form to discuss specific OEM or project requirements.
How do I request pricing or product samples?
Use the inquiry form on this page to submit your product interest, target market, and volume requirements. A Greensee representative will follow up with pricing and, where applicable, sample arrangements.