1 Plastic pieces: imported engineering plastic, intermingle with anti-ultraviolet radiation, antistatic and  anti-discolor element, strong intension, smooth surface, safe atmosphere protection, good climate resistance, difficult to fade.

2  Stand column: used diameter 144mm international standard steel tube, after the whole machining, de-rust, jack-sand with special technics, the surface will be tackled with plastic powder by sprinkling twice, high temperature solidify, smooth surface, anti-ultraviolet radiation ,bright color, and difficult to fall off.

3  Stage: Used strong intension punching board, the surface shows microwave shape after being tackled with especial technics，safe, beautiful and good skid resistance.