Shengzhou Shengwei Electronic Technology Co., Ltd., founded in 1998, is located in Shengzhou city,Zhejiang province,China, which was the electro-acoustic capital.Our company is a professional manufacturer of speaker with almost 20 years of researching and manufacturing experience . Main products are car speaker,which have been widely used in automobile industry.We also produce speaker for home theater system.we are professional supplier of JAC since 2008.6.With a good reputation ,quality products and dedicated service we have expanded the size of our company and increased the volume of business .The company has a high-quality research and development Department(R&D) team which are formed by a group of young and determined professionals who are well aware of the needs in todays audio industry. We are able to manufacture and process speaker according to customers samples and drawings,we also welcome the new and old customers to choose the samples,and place orders.