On January 15, 2023, the steel sleeve produced by Henan SuitongMachinery Co., Ltd. successfully assisted the Jinan Metro Line 6 Project Department of China Railway Shanghai Engineering Bureau to complete the launch of the shield machine.

This project is the first time for Jinan Metro to move the steel sleeve with shield tunnel as a whole and lift it upwards as a whole. With the trust and support of leaders at all levels of the project department, our company has carefully organized and constructed carefully to overcome various complex working conditions. Finally, the launch work was successfully completed.

We will also continue to uphold the spirit of excellence and contribute to the development of the subway industry!

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