ShenZhen U Dengshi Technology co., LTD is established in 2008, it is a professional manufacturer engaged in the research, development, production, sale and service of reading pen, touchable baby computer , learning machine and other electronic products. We are located in Shenzhen and have convenient transportation. We have a team of professors and senior engineers, dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to your requirements and ensure full customer satisfaction.In recent years, we have attained ISO9001 and CCC certificates. Selling well in all cities and provinces around China, our products are also exported to clients in such countries and regions as the United States. We also welcome OEM and ODM orders. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements. We hope to build long-term relationships with you. We strive to provide you with the most competitive products and services to create your competitive advantages in competitions.Please feel free to contact us for further information. About US-- Professional, Strict, Cooperation We are major in manufacturing and having abundant experiences in the field of reading pen, we have built a complete research and development team to develop new products and provide technique guidance, in our production line, there is a strict QA team members to guarantee the best quality.