Core Insights - The domestically produced ultra-large diameter mud-water shield machine "Zhengxian" was launched in Zhengzhou, marking a significant advancement in high-end manufacturing technology [1][3] - The "Pioneer Industrial Manufacturing Big Model" was officially released, enhancing the operational intelligence of the shield machine [1][3] Group 1 - The "Zhengxian" will be utilized in the Wuhan Lianghu Tunnel East Lake section, which is the longest urban underwater tunnel in China and the largest in the world, with a drilling diameter of 15.09 meters and a total length of 115 meters [3] - The machine incorporates advanced technologies such as a constant pressure cutter head, a geological forecasting system, and an automated mud cake removal system, enabling safe and efficient operations in complex environments [3][6] Group 2 - The "Pioneer Big Model" is designed for industrial manufacturing, establishing a comprehensive intelligent system that includes computing power, algorithms, data, platforms, and applications [3][6] - The model facilitates rapid fault analysis and the generation of multiple optimized design solutions, driving the transition of high-end manufacturing from experience-driven to model-driven approaches [6] - A collaborative platform named the "High-end Intelligent Manufacturing Innovation Alliance" was established, involving 12 organizations, including China Railway and Zhejiang University, to foster innovation and resource sharing across industries [6]