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By Duanyi Xu. Professor Duanyi Xu received his Bachelor degree of Optical Engineering at Tsinghua University in 1961. He is one of the main founders of the optical storage technology in China. He has 63 Chinese invention patents and 2 United States patents, and two of them won China Outstanding Patent Award.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.