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Not only does 9-year-old Sung-yoon memorize nearly all 600 subway stations in Seoul, he even makes the announcements himself!
It’s amazing that he knows all the stations in line 1, but is it possible that he knows all the stations from all 10 lines..?
He loves the subway so much that his announcement is impeccable!
Shall we go meet Sung-yoon, here at Wow Video?
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