Shengwei Electronics factory was established in 2003. Located in Jiangmen city, Guangdong province, China. Our factory covers an area of more than 39, 600 square meters, including about 26, 350 square meters of production workshops. With good production environment, advanced equipments and excellent technical and management personnel, we have been awarded the Certification of International Quality System Standard ISO9001 Our factory specializes in producing Shengweibrand car audio and video, such as car speaker, subwoofer, bass bomb tube as well as other related product.Based on the operation principle that quality is the base and services rank first, we have committed ourselves to strict comprehensive quality management. With excellent quality, we have gained trust from our customers at home and abroad. Shengwei is committed to offer the best products, the best price & the best service for all customers around the world.