DongGuan Erisson Acoustics Technology Co.LTD founded in 2005 years ,engaging the acoustics field for 9 , have rich experience OEM and ODM service to worldwide customers .Erisson speaker manufactory specialize Car audio ,Home ,Marine ,Pro audio, series ...

Hangzhou zhenfa hongping Electroacoustics CO, . Ltd in china. Specialized manufacturing various types of speakers. Our company has convenient traffic facilities: Located xiaoshan area hangzhou which the south Qiantang River, nearby Shanghai and Ningbo ...