We are a big high-tech enterprise which is dedicated to the research and development, production, sale and service of digital audios, USB/TF card speakers and multimedia speakers. Our company is belonging to Goodsong Electronic (Hong Kong) Co., Ltd. Since 2000, our company has established our R&D center in Hong Kong for speakers and multi-media speakers. Our manufacturing base was removed to mainland China (Shenzhen) in 2009, with integrated production services like mold manufacturing, injection molding, and silk screen injection, speaker, electronic plug-in and product assembly. Our...