VANSONIC is a leading electronics manufacturer specializing in car audio and other relevant equipment in the city of Jiaxing, Zhejiang Province, China. On the beginning of June，Our factory successfully build the Klippel Test Room，which use the best advanced investment for test car audio speakers, and we promise to provide our customers for best quality car audio speakers.
Car audio modification, in Europe, the United States, Japan and so on has been very mature, in foreign countries, car audio modification is by..
Sound system, at least to include the following points, to qualify as sound, this point any sound system is certainly, car audio is no exception.
