Guangzhou Youyinhui Building Materials Co., Ltd. is a new type of acoustic building materials manufacturer, specializing in the production and research of sound absorption, sound insulation, anti-collision and flame retardant materials. It is a major supplier of wall materials for the public security organs and courts in mainland China and a designated partner of several chain theaters. We provide professional reconstruction design, engineering installation services. Our products mainly include anti-collision and flame retardant materials for the public security organs and courts Sound absorbing and flame retardant materials for cinemas, anti-collision and flame retardant materials for kindergartens.