At 11:18 pm on October 26th, a slime-balanced shield machine with a diameter of 15.03 meters was formally rolled off at the final assembly workshop of China Railway Equipment Shields. This is also the largest diameter slurry balance shield machine independently designed and manufactured in China so far. Successfully off the assembly line broke the foreign brand's unification of the world's large-diameter shields over the years. It saved nearly 100 million yuan in China's shield purchase costs. It also marked the move toward high-end design and manufacturing of China's shield machine, and it is fully occupying the world. The height of the roadheader technology.

China's independent design and manufacture of the largest diameter slurry balance shield machine off the assembly line

The equipment will be applied to the Shantou-Sué Undersea Tunnel Project.