Unicorns - of the tech variety - are the subject of intense speculation
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Why is China so fascinated by unicorns?

Chinese state media has been fascinated by unicorns in recent months.

Not the one-horned mythical variety but the so-called "tech unicorns", start-ups valued at more than $1bn.

But how to make sense of the numbers and distinguish myth from reality? The BBC's Celia Hatton explains.

  • 18 Mar 2016