Core Insights - The article highlights the advancements in deep earth exploration technology led by China Railway Engineering Equipment Group, showcasing their TBM (Tunnel Boring Machine) innovations and the significance of deep space technology development in the context of national strategy [2][3][4]. Group 1: Company Achievements - China Railway Engineering Equipment Group has developed TBMs such as "Golden No. 1" and "Haiyue" series, with "Golden No. 1" currently drilling at a depth of 1590 meters, aiming to set a record for the deepest TBM drilling globally [1]. - The company maintains the largest market share in the domestic shield machine sector for 13 consecutive years and has been the world's top producer for 8 years, with over 1700 units produced [2][3]. - The company emphasizes the integration of technology and industry, with a focus on innovation in deep earth exploration, as evidenced by the successful implementation of advanced technologies in their TBMs [3][4]. Group 2: Industry Context - The demand for deep earth exploration is increasing, with projections indicating over 80,000 kilometers of deep chambers to be constructed in the next five years in China [2]. - The article notes that China's tunnel and underground engineering account for over 70% of the global market, with ongoing advancements in technology to tackle complex geological conditions [3]. - The conference held by China Railway Equipment served as a platform for experts to discuss innovations in deep earth technology, highlighting the importance of collaboration between academia and industry [2][4]. Group 3: Future Directions - The company is actively seeking global technological contributions for "intelligent tunneling and new mining equipment" to enhance its capabilities in deep earth exploration [5]. - The focus on high-quality development and the push for domestic technology localization in TBM manufacturing is a strategic priority for the industry [3][4]. - The integration of various applications and the development of a diverse product line are key strategies for overcoming challenges in deep earth excavation [4].

Group 1 - The global technology solicitation event for "Deep Space Intelligent Excavation and New Mining Equipment" was officially launched in Zhengzhou, China on May 8, 2023, with the theme "Breaking Boundaries, Moving Deep" [1][3] - The event aims to address key technological bottlenecks in deep space development, focusing on four core areas: intelligent and efficient excavation equipment for deep mines, new mining processes and equipment for extreme deep environments, prevention of geological disasters in deep mining areas, and environmentally friendly construction in multi-field coupled environments [2][5] - The solicitation is open to global research institutions, high-tech enterprises, and international innovation alliances, encouraging interdisciplinary teams to participate, with a collection period lasting one year starting from May 10, 2025 [5] Group 2 - The event is part of a broader initiative to promote innovation in excavation equipment, transitioning from mechanization to intelligence, particularly in response to challenges such as high temperature, high pressure, and water inrush in kilometer-level deep space development [5] - The largest diameter shield machine exported from China, with a diameter of 15.7 meters and a length of approximately 113 meters, is being prepared for delivery for a project in Western Australia [5]