
Successful Breakthrough Achieved in Major High-Speed Rail Tunnel Beneath Haihe River
On May 19, the super-large diameter tunnel boring machine (TBM) “Jincheng No.1” successfully completed its breakthrough beneath the Haihe River in Tianjin. This milestone is part of the Tianjin-Weifang High-Speed Railway project, constructed by CRCC, which has now surpassed 5,000…















