1. Easy to production and convenient installation method; 2. Excellent sealing performance, the upper and lower frame with magnetic stripe on the suction together, and the bottom of two angle design configuration of the strong magnetic, strengthened suction, such that the upper and lower frame tightly without gap; 3. the suction, safe and reliable, easy to use. Design and configuration of the suspension device, the screen above the two angular configuration of the hook when the screen window is opened, in the upper frame does not fall; |