Answered by Lize
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Apr. 12, 2015 01:04
It was put on the world heritage list since 1987.
That’s because the Wall represents the wisdom and diligence of the ancient Chinese people. It is a living show of the Chinese history and has existed for more than 2000 years. And has very important reference value in research on the Chinese ancient history, economy, military, culture, as well as national relation.