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China Harvar group participated in the twenty-second China International Electronic circuit exhibition held at Expo exhibition hall, Shanghai, China.
The 2013 Spring International PCB technology / Information Forum held during the exhibition was given by Professor Jing Li, the deputy director of the Zhongshan harvar Institute, to give a speech on the world's original "principles, features and applications of a new alkaline chemical silver process replacing chemical nickel gold."
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