The multi-functional curtain is made of nano-functional auxiliaries for nano-technical treatment of silk, linen, cotton and other textile products, so that the color fabric suitable for making curtains has flame retardant, heat insulation, sound insulation, antibacterial, anti-mildew, waterproof, oil proof and anti-oil. Stain, dustproof, anti-static, wear-resistant and other functions, the curtains are processed with a variety of functions. After use, they are always free of dust, eliminating the trouble of frequently washing curtains and enhancing the thermal insulation function of the cloth. Carbon energy-saving curtains are called many ways on the market. Some are called disposable curtains, some are called multi-functional curtains, some are called antibacterial curtains, some are called anti-static curtains, some are called flame-retardant curtains, and many names are due to them. It has many functions and functions through curtain fabrics. The exact name should be multi-functional curtain fabric.