DACO Yongchang Industrial Co. Ltd is one manufactory established in China mainland at the effort by Tongxin Science & Technology (Hong Kong) Limited. There are 400 staffs in our 40,000 square meters manufacture field, equipped with Raw Driver Production, Electro-acoustic Design and Analysis, Hardware Processing, Wooden Workshop, Injection Molding and Painting. With our reliable experiences, advantage on audio industrial and the strong R&D capability, we become a professional manufacturer of Loudspeaker, Car speaker, home theatre systems and Hardware accessories. In April 2003, we acquired ISO9001:2000 certificate and become a member of CAIA (China Audio Industries Association). Adhering to the principle of Professional Service, Quality Assurance and Mutual Benefit; we sincerely invite customers from all over the world to join us for business cooperation and we welcome the OEM/ODM orders. If you need, please contact with us.