Established in 1995, Dongyang City Redsun Electro Acoustic Co.,Ltd is located in Zhejiang Province close to Shanghai, with a building area of 13,000 square meters and 300 employees. We mainly produce various types of speaker, Subwoofer,Car Speaker,Horn Speaker, Multimedia Speaker,Megaphons, Tweeter, Teaching Amplifier and Professional Amplifier and speaker parts acoustics usage. All the time we insist on that excellent quality is our first concept, and well-known brand is our target. All of our production processes are conducted under strict quality control, which have thereby earned us 3C,ISO9001:2008,ROHS,CE Certificate. We will do our best to offer the highest quality products, best services and fastest delivery time to our customers! Adhering to the principles of " Best Quality, Competitive Price, Best Credit, On-time Delivery ", we want to do business with a wide range of OEM or ODM. We sincerely welcome worldwide customers to establish business relationships with us and look forward to working together with all interested companies. We hope to receive your inquiries in the near future.