honda city Effect of the minimum cost over 40% of the noise distribution. 最低成本隔音布效果超40%.....

Not start before the original door panels.
原厂车门板未动工前.

 Reverse the door within the door, insulation cloth covered the entire door.
车门门板内反向,隔音布将佈满整个门板.

This cloth can be external noise of noise, such as wind, tire noise and engine noise, reducing the effective 40% ^,
此隔音布可以把外来的噪音,如风声,轮胎声和引擎噪音,降低有效40%^,