Shenzhen Tornado Industry Co., Limited is a high-tech enterprise independently managed. The company focuses on the research, development, production and sales of high-quality audio products, main products are wireless headset, wireless earphones and mobile phone peripheral series products. The company has always been committed to providing quality products and services to global users with the principle of honest management and technological innovation.We are passionate manufacturers, engineers, developers, researchers, wholesalers, retailers, marketers and dreamers. We gain our reputation over the past 7 years under the guiding principles " respect, mutual trust, higher quality, better service". We develop and produce products and services of lasting quality with OEM & ODM "one stop" service. And our mission is to create sustainable value for acoustics. So we're very focused on high quality and very focused on R&D, all of our engineers have over 10 years' experience and our sales team are well trained, we will support our clients with the best solutions. Together, we create value for our clients. Because of that, we have built a worldwide business network with more than 40 countries. Here are the things that can assure good quality products and punctual delivery.1.The sound automatic test system2.Fully IQC testing machines3.Experienced engineering and production team4.Strict inspection procedure5.Efficient Supply Chain6.Self-owned dust-free workshop