Recently, the "Greater Bay Area Code" super-large diameter mud balance shield machine was shipped to the construction site and will soon be used in the construction of the Pearl River Mouth Tunnel of the Deep River Railway, challenging problems such as large burial depth and high water pressure.

More than ten years ago, China's shield machine mainly relied on imports. In 2008, China Railway Equipment jointly developed the first composite shield machine with independent intellectual property rights.

Through continuous innovation, China Railway Equipment has developed a series of innovative products. A series of special-shaped shield machines such as the world's first horseshoe shield machine and the world's first rectangular shield machine continue to appear, and a series of new tunnel excavations have been created. model.

Under the guidance of General Secretary Xi Jinping's "Three Transformations" important instructions, China Railway Equipment insists on innovation-driven, and has achieved gratifying results in building a Chinese shield brand on a global scale. In the future, China Railway Equipment will continue to strengthen thinking and exploration in the field of tunnel equipment and underground space, and continue to increase innovation, with excellent product quality and high-quality technical services, to create more value for customers and make greater contributions to the development of underground space ! Editor/Sang Xiaomei