CHINA NORTH TECHNOLOGY CO.,LTD is a professional manufacturer and exporter specialized in USB Flash Drive, USB HUB, MP3,MP4 and some USB Promotional gift products. We are happy to provide you OEM and ODM service, Welcome to tell us your idea , We will realize it for you. We have over 100 experienced workers working in our factory.Our R & D department constantly develops new solution to meet our customer's demands and innovatory products for the market. We always keep and follow the principle to do business: The same product, we win the quality; The same quality, we win the price, The same price, we win the unique service. Please do not hesitate to contact us if you are interested in any item, or should you have any special requirement, please kindly let us know directly, our sales departmen