China hongkong vinco soundproof material co., Ltd is an environmental protection enterprise that has been engaged in soundproof insulation development and production for many years. In today&＃039;s society, noise pollution affects our life and health all the time. To eliminate the noise around you is our diligently direction. To give you a tranquil space is our goal. There are many acoustic professors and high-level acoustic consultants in our company. For years, through our technical staff&＃039;s research and innovation, We have produced some high quality soundproof insulation and soundproof ***** soundproof materials completely protect from fire and ***** color is black and the surface is smooth, and the material is odourless. We welcome friends and customers from China and abroad to visit our company. We will cooperate with each other happily