3-Win International LTD has engaged in producing and selling digital communications & electronics for many years. It's a powerful and professional technology enterprise, and has a subsidiary company in mainland------Shenzhen Rui-Da electronics CO.,LTD committed to the production, research and development and marketing of high-tech electronic products .It's a professional production in the U disk manufacturers. There are a number of modernize, understands technology, good management and high-quality management personnel, topping research staffs and an innovative work force .