China Built A Mega Projects In The Mountains, American Experts Still Can't Believe Its Existence

China is a great country and has high attainments in the construction of large-scale projects. But behind the impressive record is the rigorous measurement and precise calculation, which is constantly breaking through technical difficulties day after day. It is not steel and cement that support super projects, but the economic strength and technological innovation capabilities of a country. Enjoy!#Projects#China#construction

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