1、Chest Drainage Expert: supported by top precision plastic manufacturing,opening new era of "non-water level suction control". applying precision plastic gas valve replacing water-level cintrol mode to suck and control,which has been generally used in developed countries and areas,solving the problem of former generation product.

2、Risk Prevention: Automatic positive pressure release device automatic high negative pressure release device silicone drainage tube and anti-kink design anti-reflux device

3、Rehabilitation Facilitation:pulmonary air leakage observation window device for controlling gas accurately(non water-level)

Humanization: only need adding water once negative pressure access indication