Hangzhou Youyu Trading Co., Ltd. is located in the West Lake Scenic Area of Hangzhou City, Zhejiang Province, focusing on the development and production of speakers and speaker parts. The products are widely used in car audio, stage speakers and home speakers, with high technical content and long-term market prospects. And exported to European and American markets. The company has internationally advanced production equipment and testing instruments, manages and organizes production in strict accordance with the ISO9000 system requirements, has first-class technical personnel, supplies high-quality speakers, strictly controls product quality, and provides customers with high-quality products. "Defective" product. We can provide OEM services, so we help customers in many countries to establish their own brands, such as the PRIDE brand in Russia; the ATTACK brand in Brazil; the BM brand in Turkey; and GK Audio in Spain. We maintain a good win-win cooperation relationship. We are committed to making the world hear a better voice!