Topsound, which an ever-lasting successful made in acoustics field, is a professional audio company with extensive experience in producing and selling loudspeakers in china. It has two subsidiary companies: YueYun Audio Appliance Co.,Ltd and Topsound Audio(Ningbo) Co.,ltd . YueYun Audio Appliance Co.,Ltd founded in Shenzhen in 1994 . With 14 years of practical experience and advanced technology, its monthly export quantity has increased to 20,000 sets in 2004. At the same time, YueYun has been certificated by Swiss SGS institution and has been running in accordance with the Quality Assurance System ISO9001: 2002 since October 2002. Based on YueYun’s solid technology, innovative research and high quality, Topsound Audio (Ningbo) Co.,Ltd has produced main loudspeakers for export including Hi-Fi speakers, subwoofer systems, car speakers and other professional loudspeaker systems and has adopted an advanced ERP system as the key management system in August ,2003. With our best service and excellent quality, our products have received a warm welcome around the world, including Sweden, France, England, Finland, Germany, Canada and America. In order to best meet client's needs, all of our operations are strictly performed in line with the principle of " 100% customer satisfaction, 100% of products up to grade". Having received ISO9002 certification in 2000, we are confident of being able to provide buyers with a further guarantee of our reliability. We wish to establish strong business relationships with all overseas partners in mutual profit. Welcome the arrival of the masses of customers and visit, negotiate the business heartily.
