Group 1 - The completion of the world's highest bridge, the Huajiang Canyon Bridge, marks a significant achievement in engineering, with a main span of 1420 meters and a height difference of 625 meters [1] - The bridge reduces travel time between Zhenfeng County and Guanling County from 2 hours to just 2 minutes, showcasing the transformation of infrastructure [1] - The construction utilized advanced technologies such as the Beidou system for assistance and drone operations for precision work [1] Group 2 - The Lion Rock Channel in the Guangdong-Hong Kong-Macao Greater Bay Area is progressing, with the main bridge tower exceeding 200 meters in height, setting the stage for its completion next year [5] - The Lion Rock Channel will be the first dual-layer composite road channel in the Pearl River Estuary, spanning approximately 35 kilometers with 16 lanes [5] - The project aims to achieve five world records in various categories, including main span and tower height [5] Group 3 - The opening of the Shenyang to Changbai Mountain high-speed railway is a key project under China's 14th Five-Year Plan, enhancing connectivity in Northeast China [5] - This railway line connects 14 prefecture-level cities in Liaoning Province, significantly improving access to high-speed rail for previously underserved areas [5] - The construction faced challenges due to extreme weather conditions and complex terrain, with a majority of the route consisting of bridges and tunnels [5] Group 4 - A new world record was set with the development of a 35.1 Tesla steady-state superconducting magnet by the Hefei Institute of Physical Science, showcasing advancements in superconducting technology [6] - This achievement represents a breakthrough in key technologies for high-field superconducting magnets, with 100% domestic control over materials and processes [8] - The research supports various applications, including MRI, aerospace electromagnetic propulsion, and efficient power transmission [8]

Core Viewpoint - The research led by the Hefei Institute of Plasma Physics has achieved a new world record with a steady-state magnetic field of 35.1 Tesla using a fully superconducting magnet, marking a significant technological breakthrough in the field [1] Group 1: Technological Achievements - The achievement represents a key technological breakthrough in the international field of ultra-high field fully superconducting steady-state magnets [1] - The research has achieved 100% independent control over key materials, processes, and preparation methods [1] Group 2: Industry Implications - This research is expected to effectively drive the technological upgrade of the domestic high-temperature superconducting materials industry [1] - The breakthrough provides critical technical support for industrial applications in various fields, including nuclear magnetic resonance imaging, aerospace electromagnetic propulsion, superconducting induction heating, superconducting magnetic levitation, and efficient power transmission [1]

Core Insights - China has successfully developed a superconducting magnet that achieves a steady-state magnetic field of 35.1 Tesla, setting a new world record [1][3]. Group 1: Technical Achievements - The superconducting magnet utilizes a combination design of "high-temperature superconducting insert + low-temperature superconducting magnet," which are precisely nested together to form a stable composite structure [3]. - The research team employed multi-physical field collaborative optimization methods and high-stress control processes to effectively address issues such as stress concentration under low-temperature high-field conditions, significantly enhancing the magnet's mechanical stability and electromagnetic performance [3]. - The magnet successfully maintained a magnetic field of 35.1 Tesla for 30 minutes during experiments, validating the reliability of the technical solution and providing a robust platform for various sample experiments under these conditions [3]. Group 2: Industry Implications - This achievement represents a critical technological breakthrough in the field of ultra-high field superconducting steady-state magnets, with 100% independent control over key materials, processes, and fabrication [7]. - The research is expected to drive technological upgrades in the domestic high-temperature superconducting materials industry and provide essential technical support for industrial applications in various fields, including nuclear magnetic resonance imaging, aerospace electromagnetic propulsion, superconducting induction heating, superconducting magnetic levitation, and efficient power transmission [7].