Views: 0 Author: Site Editor Publish Time: 2024-09-27 Origin: Site
The quality of the composite profile is the first and most important link to do high standard doors and Windows (most manufacturers will ignore), because there is no high standard finished profiles (such as bending, warping, water leakage, no compression), no matter how high-precision imported equipment can not make a high standard of the whole window, and can not guarantee its performance.