Ringsun Holdings Limited is a Hong Kong based sole proprietorship. Operating from our Hong Kong headquarters and production base in Shenzhen, we engage in the development, production and sales of electrical office equipment and electronic toys. Our Shenzhen plant commands a total area of 7, 200 square meters. We currently employ more than 600 people, and our annual output is 1, 800, 000 units. Our innovative products meet requirements of major international safety certifications (eg. UL, FCC, cUL, GS, CE) , and are very popular with customers in North America, Europe and Asia. In 2000, as a testimonial to our total quality, we obtained the TUVISO9001 certificate.