In Mary 1997, the Edison Invention Cantor of the United States awarded Xu Shilian its top gold prize for his invention of a new type of violin.Xu, a native of Shenyang, loves instruments and has been...
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In Mary 1997, the Edison Invention Cantor of the United States awarded Xu Shilian its top gold prize for his invention of a new type of violin.Xu, a native of Shenyang, loves instruments and has been...