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09:30, 17-Aug-2018
The abacus has been representative of Chinese wisdom for more than 1,800 years and is one of the symbols of ancient oriental civilization.
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09:18, 20-Aug-2018
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Copyright © 2018 CGTN. Beijing ICP prepared NO.16065310-3
Copyright © 2018 CGTN. Beijing ICP prepared NO.16065310-3