本报讯 （记者刘欢）8月26日晚间，白银有色集团股份有限公司（以下简称"白银有色"）发布2025半年度报告。公司上半 年实现营业收入445.59亿元，归属于上市公司股东的净利润4.33亿元。 作为一家大型有色金属及贵金属企业，白银有色主营业务覆盖铜、锌、铅、金、银多种有色金属及贵金属的采选、冶炼、 加工及贸易，具备年产铜40万吨、铅锌40万吨、金50吨、白银800吨的生产能力，形成了贯穿勘探、采矿、选矿、冶炼、加工 的全产业链布局，业务遍及国内外多个地区。 今年上半年，白银有色采选系统产出精矿铜铅锌钼金属量13.05万吨，冶炼系统生产铜锌铅金属产品总量42.62万吨。 公司旗下白银有色长通电线电缆有限责任公司在超导电缆和微细电磁线领域持续实现突破，成功研发并交付国内首根用于 核聚变装置的750米超导电缆，微细电磁线生产能力达到2万吨/年，技术水平已达到行业先进水平。参股企业甘肃德福新材料 有限公司已形成7万吨产能规模的高档电解铜箔；参股企业白银时代瑞象新材料科技有限公司一期2万吨磷酸锰铁锂（LMFP） 正极材料项目已建成投产，产品经检测符合标准；另一家参股公司甘肃银石中科纳米科技有限公司一期5000吨纳米氧化 ...

Industry Overview - The superconducting materials industry is a crucial segment of advanced materials, showcasing unique properties such as zero electrical resistance and the Meissner effect, with applications in energy, transportation, medical, and high-end manufacturing sectors [2][5]. - The industry has evolved from low-temperature superconductors to high-temperature superconductors, becoming a focal point in global technological competition, especially with the increasing demand for clean energy and efficient transmission [2][5]. Major Superconducting Materials and Preparation Processes - Superconducting materials are categorized based on critical temperature: low-temperature superconductors (Tc ≤ 25K) and high-temperature superconductors (Tc ≥ 25K) [11][12]. - Low-temperature superconductors include NbTi and Nb3Sn, while high-temperature superconductors include various cuprates like YBCO and Bi-2212 [11][12]. - The preparation methods for these materials vary, with powder-in-tube (PIT) being the mainstream process for most superconductors, while advanced techniques like pulsed laser deposition (PLD) and metal-organic chemical vapor deposition (MOCVD) are used for high-temperature superconductors [42][67]. Key Application Areas - The primary application of superconducting materials is in the field of controlled nuclear fusion and high-field applications, where their ability to carry large currents and generate strong magnetic fields is essential [30][31]. - Superconducting materials are also utilized in power applications, such as superconducting cables, motors, and energy storage systems, enhancing efficiency and reducing size and weight [30][31]. Competitive Landscape of High-Temperature Superconductors - The competitive landscape for high-temperature superconductors is characterized by ongoing technological advancements and the emergence of new materials, with companies like SuperPower and Fujikura leading in the development of REBCO materials [50][68]. - The market is witnessing a shift towards the commercialization of high-temperature superconductors, with significant investments from governments and private sectors aimed at enhancing production capabilities and reducing costs [50][68]. Market Size Forecast - The superconducting materials market is expected to grow significantly, driven by increasing applications in energy, transportation, and advanced manufacturing sectors, with a focus on reducing operational costs and improving efficiency [2][5]. Related Companies - Key players in the superconducting materials industry include SuperPower, Fujikura, and various domestic companies in China such as Shanghai Superconductor and Eastern Superconductor, each employing different technological routes for material production [68].

Group 1: Carbon Neutrality Expo Highlights - The 2025 Shanghai International Carbon Neutral Technology, Products and Achievements Expo showcased advancements in controllable nuclear fusion, superconducting cables, and AI applications by major state-owned enterprises [1] - Companies like State Grid, China Electrical Equipment Group, and Shanghai Electric presented their technological achievements to support the "dual carbon" goals [1] Group 2: Developments in Controllable Nuclear Fusion - Controllable nuclear fusion, known as "artificial sun," is viewed as an ideal future energy source due to its abundant fuel resources and environmental friendliness [2] - Shanghai Electric has been involved in fusion projects since around 2000 and has become a leading supplier of core equipment for fusion systems in China [2] - The company has participated in significant projects such as the BEST project, ITER, EAST, CRAFT, HH70, and EXL-50, establishing advanced manufacturing capabilities in special materials and precision welding [2] Group 3: Superconducting Cable Innovations - The State Grid showcased the world's first large-scale superconducting cable project in an urban area, which operates at a capacity of 133.6 MVA, setting a record for commercial superconducting transmission [3] - This superconducting cable can replace 4 to 6 traditional cables, saving 70% of underground space and reducing energy loss by approximately 760,000 kWh, equivalent to 304 tons of standard coal and 761 tons of CO2 emissions [3] - The project aims to maximize land resource utilization in urban centers and promote the application of superconducting technology [3] Group 4: Advancements in Superconducting Reactors - The innovative superconducting reactor design eliminates traditional noise sources, achieving noise levels below 50 decibels, thus meeting urban environmental standards [4] - The reactor's low magnetic leakage minimizes interference with surrounding communication devices and can be seamlessly integrated into existing power station systems [4] Group 5: AI and Green Energy Initiatives - China Energy Construction Group is integrating AI with energy production, transmission, storage, and consumption to enhance efficiency through optimized energy planning and scheduling [5] - The company has developed a carbon management platform that monitors energy and carbon flows, providing customized carbon management services [5] - Sheneng Group is advancing renewable energy projects, including offshore wind power and flexible coal power generation, while also engaging in green electricity trading [6]

Core Viewpoint - The article discusses the advancements in superconductivity research, particularly focusing on the recent breakthrough achieved by a team from Southern University of Science and Technology, which has successfully demonstrated superconductivity in nickel-based materials at ambient pressure, surpassing the "McMillan limit" of 40 Kelvin [9][10]. Group 1: Importance of Superconductivity - Superconductivity allows for "zero resistance" electrical flow, which can significantly reduce energy loss during transmission, with global transmission losses estimated at 5%-10% of total electricity generation annually [7]. - Traditional conductive materials like copper and aluminum incur energy losses due to resistance, leading to inefficiencies in power systems, especially as demand for computing power increases [7]. - The application of superconducting materials can lead to substantial energy savings and efficiency improvements in various technologies, such as MRI machines and urban power grids [7][8]. Group 2: Recent Breakthroughs in Superconductivity - The discovery of high-temperature superconductors, such as copper-based and iron-based materials, has expanded the potential applications of superconductivity by allowing operation at higher temperatures [9]. - The recent achievement of nickel-based superconductivity at ambient pressure marks a significant milestone, potentially paving the way for further advancements in superconducting materials and their applications [9][10]. - This breakthrough is seen as a critical step towards achieving "room temperature superconductivity," which would revolutionize energy transmission and storage [10]. Group 3: Applications and Future Prospects - Superconductivity has diverse applications, including magnetic levitation for trains and quantum computing, which could lead to unprecedented computational speeds [10][11]. - The development of superconducting cables, such as those used in Shenzhen, demonstrates the practical benefits of superconductivity, including reduced transmission losses and increased capacity [8]. - The ongoing research in superconductivity is expected to bridge the gap between fundamental science and industrial transformation, enhancing various sectors [11].

Core Viewpoint - Baiyin Nonferrous Group Co., Ltd. reported a revenue of 86.787 billion yuan and a net profit attributable to shareholders of 80.7917 million yuan for the year 2024, indicating a strong financial performance with significant growth in net profit and cash flow [1] Financial Performance - The company achieved a net profit of 250 million yuan after deducting non-recurring gains and losses, representing a year-on-year increase of 42.75% [1] - The net cash flow from operating activities reached 4.36 billion yuan, up 75.89% year-on-year [1] - A cash dividend of 0.04 yuan per share (including tax) is proposed, totaling 29.6191 million yuan [1] Production and Resources - As of the end of 2024, the company holds a total of 7.8148 million tons of copper, lead, and zinc metal resources in domestic mines [2] - The production of copper, lead, zinc, and molybdenum concentrates increased by 6.51% to 283,800 tons [2] - Gold production saw a significant increase of 99.45%, totaling 17,470 kg, while silver production rose by 72.31% to 544.09 tons [2] Project Development - The company is accelerating project construction to ensure timely completion and production, which is crucial for high-quality development [3] - Key projects include the completion of a 15,000-ton yellow reagent production line and the ongoing construction of another line, as well as advancements in copper smelting and tailings management projects [3] Industry Positioning - Baiyin Nonferrous is actively extending its high-end industrial chain by integrating upstream and downstream resources and overcoming core technological bottlenecks [4] - The company’s subsidiary, Changtong Company, has developed the first superconducting cable for nuclear fusion applications, showcasing its technological capabilities [4] - Investments in new material companies are also being made, focusing on high-end products like electrolytic copper foil and lithium iron phosphate materials [4]