It is a high-tech product applied to teaching, recreation and sports, film and television and media, features natural and clear images as well as soft color, contributes to eyesight projection, and has the characteristics of good brightness, good visual effect, low cost, mould prevention, fire resistance, water resistance, crease resistance, antistatic, etc. The curtain fabric boasts vertical stretching, no hemming, no yellowing, no crumple and no crease.