72. What contribution did the Song Dynasty have on transportation?

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asked Oct 11, 2017 144k views

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ChrisMM · Answer 1 · 2017-10-14T18:10:30+0000

Well , they were the first one that implemented the Canal Lock method.

This invention was a new way of water transportation back then and has been a basic for the current modern transportation system

hope this helps

72. What contribution did the Song Dynasty have on transportation?

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