Every, several million of capital input can make sure the maintainance of the tera cotta warriors. Related departments has taken measure to prove the micro environment of that area to reduce damage caused by the humidity, mildew, weathering problem. The security guard is from the armed police. The fence around the pits are low, in fact, because it is better for visitors to see those warriors. Visitors should behave too. It seems there is a visitor once make up as a warriors and jump into the pit.

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