Super Underground Corps ③ — — Look at the "Underground Dragon" of Railway Construction Heavy Industry to Dig Deep Space and Serve Global Projects!

Full face tunnel Boring Machines are called“Underground dragon”，It mainly includes Shield Machine andTBM。Among，Shield Machine is mainly used in soft soil and composite strata where the excavation surface can not be self-stabilized.，Most of the application fields are urban subway.、Cross-river tunnel, etc。TBMAlso known as rock tunnel Boring Machine.，It is mainly used in geological tunnel engineering with stable stratum.，Most of the application fields are mountain tunnels.、Headrace tunnel。

At present，TBM has been widely used in more than 30 provinces and cities in China.、Railway、Key projects such as coal mines and water conservancy，And successfully exported to Turkey.、India、Korea、Peru、Serbia and other countries and regions，Delivering turnkey solutions to global customers，Contribute China's wisdom to global infrastructure construction。

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