Lumei 50 Series Casement uPVC Profile has achieved remarkable success in the Southeast Asian market. The innovative design, superior performance, and product features tailored to local market demands have not only garnered widespread acclaim from customers but also significantly enhanced Lumei's bra

The all-welded 4000 series are our performance-grade windows that offer great energy advantages and structural integrity with an upscale architectural appearance. This has a welded sash and welded frame, giving it a high level of durability that will last for years. The 4000 series architectural loo