Venetian blinds in multi-layer glassIt not only has the functions of lifting and dimming, but also has good shading and energy-saving performance, which can improve the efficiency of insulating glass to keep warm, break cold and heat, and solve many customers' problems related to sun exposure, sun shading, sound insulation, hiding, dust prevention, and energy saving. Nowadays, it is widely used in all kinds of buildings all over the world, including hospitals, high-tech clean rooms, schools, and office curtain buildings. It can be said to be a powerful green building material for environmental protection.