タイトルまたは説明

1. Closed cross-section structure of frame and fan cavities; Strong corrosion resistance and high strength.

2. Frame and fan splicing assembly design to improve the efficiency of door and window processing and assembly;

3. Diversified surface colors, strong environmental adaptability, and beautiful styles

4. Smooth frame material structure design, metal chute, smooth and straight push pull, high window strength, firm and beautiful appearance;

5. Built in decorative strips with various forms and hollow glass configurations, it has excellent insulation and decorative performance;

6. Reasonable combination of frame and fan, good structural support performance, and good waterproof and sealing performance