1.In ensure the unite frames quality,we employ the newest aluminum product as the main material. 2.100%anti-mosquito effect.Magnetic strip is safe and reliable.The screen window can realize self-locking at optional position and more comfortable to use. 3.The unit design showes luxurious manner and is suitable for all kinds of decoration style. 4.The structure of the products is rational and all kinds of pattern are available. 5.Color and pattern can be designed according to your personalized need. 6.Adopt the advanced spray coating technology from the international market. 7.The function is complete and easy to operate.It can connect the guard aganist theft system. 8.When the screen window dont be used,you will obtain the 100% lighting effect with no influence over your decoration effect.