Guangzhou Youyinhui Building Materials Co., Ltd. was established in 2016 in Guangzhou, with its R&D, production, and marketing center located in Building 7, Tongda Industrial Zone, Baiyun District, Guangzhou. Its production base is located in Qiaozhen, Panyu City, Guangzhou. It focuses on building and industrial noise control, optimizing the sound environment of building spaces, and specializes in technology solutions and product development and manufacturing. It is a research oriented enterprise with certain influence in the field of acoustics. We have advanced reverberation testing rooms, sound absorption and soundproofing testing rooms, and multiple safety performance testing equipment to ensure the accuracy and reliability of product data from research and development design to application< Youyinhui products are widely used in fields such as home decoration, shipping, high-speed rail, automobiles, bridges, real estate, restaurants, healthcare, sports venues, cinema venues, educational spaces, etc., changing the long-term dependence on imports for industrial noise control materials such as ships and high-speed rail< Br/>Youyinhui products have passed multiple national standard quality tests and have undergone authoritative inspections by SGSSANSCMA. Multiple standard testing reports can be issued, such as GB8624-2012 B1 flame retardant standard, GB/T18580-2001 environmental efficiency standard, GB/T 19889.1-2005 sound absorption standard, etc.