| 摘要 |
According to the present invention, a blind, a vertical blind, or the like instead of an external awning is installed in an apartment complex, thereby solving a ventilation problem or an energy waste problem so as to provide a pleasant residential environment for residents and save energy. To achieve this, the present invention comprises: electronic equipment attached to the left and the right of an awning to be circularly folded and unfolded; and special vinyl which can be used for a long period. |
