The main function of the curtain is to isolate it from the outside world and keep the privacy of the room. At the same time, it is an indispensable decoration for home decoration. In the winter, the curtains divide the interior and exterior into two worlds, adding warmth to the house. Modern curtains can reduce light and shading to meet people's needs for different light intensity. They can also prevent fire, wind, dust, warmth, noise reduction, heat insulation, radiation protection, UV protection, etc., and improve the climate and environment of the living room. Therefore, the ingenious combination of decorative and practical is the biggest feature of modern curtains.