The yin-yang pattern's earliest use is in Rome - not China!
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In the U.S. the typical school year is 180 days long. In China, the typical school year is 251 days.
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In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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China's capital Beijing means "Gate".
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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Passengers on the Beijing subway can pay with plastic bottles.
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