Deo Ngang Tunnel

Focus on speeding up construction to strive to drill and clear the Deo Ngang tunnel on July 16. Photo: Vu Tuan.

Efforts to drill the Deo Ngang tunnel on July 16

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Ha Tinh - The contractor is focusing on speeding up the construction progress, striving to drill and clear the Deo Ngang tunnel connecting Ha Tinh province with Quang Tri by July 16.