Why does Shi an suddenly ache
访客6个月前
Shi'an is located in a famous scenic spot in China. After the investigation of the expert team, the preliminary judgment may be caused by the change of geological structure, too many tourists or internal cracks. The expert team puts forward the countermeasures and protection plan, aiming at ensuring the safety and stability of Shi'an and providing enlightenment for the protection of cultural relics and historic sites in China....