Shenzhen Aiyinyuan technology co., ltd. We Design, produce and sales the wireless bluetooth products series.Focusing on: MP3 wireless bluetooth modules PCBA boards design.wireless bluetooth headphone, portable wireless bluetooth speakers, 2.0/2.1 wireless bluetooth speakers, wireless bluetooth sound bars.Welcome all friends from around to visit, guidance and business negotiations, we believe that with competitive price and High quality, efficient service and pleasant communication, we are willing to work with you out of a long-term friendly cooperation of new mileage.