In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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Passengers on the Beijing subway can pay with plastic bottles.
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The equivalents of the English saying "That's Greek to me" are "This appears to be Spanish" (German), "This is Chinese to me" (Dutch), "It's German to me" (Philippines), "It's Hebrew" (Finnish), "It's Chinese to me" (Hebrew), "Sounds like Mars language/These are chicken intestines" (China).
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The yin-yang pattern's earliest use is in Rome - not China!
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