Adjustable frame is made of aluminum round tube with oxidation surface treatment. It can be adjusted from 110cm to 240cm wide x 147cm to 315cm high. Black or Silver color can be chosen. Typical advantage is adjustable, portable, collapsible, stable, convenient and large-format printing. Easy to install, and the angle could be modulated freely. It with multi-angle parts has a various application, such as exhibition events, activity backdrop, partition wall and so on.