证券代码：688776 证券简称：国光电气 公告编号：2025-030 成都国光电气股份有限公司 股东减持股份结果公告 本公司董事会、全体董事及相关股东保证本公告内容不存在任何虚假记载、 误导性陈述或者重大遗漏，并对其内容的真实性、准确性和完整性依法承担法律 责任。 重要内容提示： 大股东持股的基本情况 本次减持计划实施前，股东隆成（深圳）资产管理有限公司－成都天翊创业 股权投资基金合伙企业（有限合伙）（以下简称"天翊创投"）共计持有公司 5,870,693 股股份，占总股本的 5.42%。 天翊创投持有公司的上述股份均为公司首次公开发行前取得股份与公司 2022 年度权益分派暨资本公积金转增股本取得的股份，该部分股份已于 2024 年 9 月 2 日全部解除限售并上市流通。 减持计划的实施结果情况 注："其他方式取得"为公司于 2023 年 6 月实施完成 2022 年年度权益分派，以资本公积金 向全体股东每 10 股转增 4 股取得的股份。 上述减持主体无一致行动人。 2 二、减持计划的实施结果 2025 年 3 月 19 日，公司披露了《成都国光电气股份有限公司股东减持股份 计划公告》（公告编号：202 ...

Group 1: Engineering Machinery - The engineering machinery industry is experiencing a cyclical recovery, with domestic demand showing signs of improvement and export growth driven by emerging markets such as Southeast Asia, Africa, and the Middle East [4][6] - Domestic engineering machinery demand is expected to continue its upward trend, supported by a peak in equipment replacement and increased investment in infrastructure projects, with local government bond issuance rising by 84% year-on-year in the first four months of 2025 [6] - The export value of engineering machinery reached USD 5.152 billion in April 2025, marking a year-on-year increase of 12.7%, with total exports from January to April amounting to USD 18.07 billion, up 9.01% year-on-year [6][8] Group 2: Semiconductor Equipment - The domestic semiconductor equipment industry is poised for expansion, with significant capital expenditure expected for 300mm wafer fabs in China, projected to exceed USD 100 billion from 2025 to 2027 [10][13] - The trend towards self-sufficiency in semiconductor equipment is accelerating, with low domestic localization rates in critical equipment categories, indicating substantial room for import substitution [11][13] - Investment opportunities are highlighted in companies such as Zhongwei Company, Northern Huachuang, and Quick Intelligent [13][25] Group 3: Industrial Mother Machines - The machine tool industry is on an upward cycle due to ongoing domestic substitution and increasing demand for high-end machine tools, with government policies supporting tax incentives and talent development [14][16] - Short-term performance improvements are anticipated as the industry enters a renewal phase [16] Group 4: Traditional Energy Equipment - The traditional energy equipment sector is benefiting from low oil inventories in the U.S. and the upcoming peak consumption season, which is expected to support rising oil prices [17][19] - Geopolitical factors, including U.S.-Iran negotiations and the Russia-Ukraine conflict, are influencing market dynamics [19] - Companies such as Nuwei Co., Xizhuang Co., and Jerry Co. are recommended for investment [19][25] Group 5: New Energy Equipment - The controlled nuclear fusion sector is witnessing increased capital expenditure and technological advancements, with a growing number of startups and active financing in the past five years [20][24] - Significant progress in nuclear fusion technology has been made, with multiple records achieved in plasma operation [24] - Investment opportunities include companies like Hezhuan Intelligent, Xizhuang Co., and Jingda Co. [24][25]

Group 1 - The controlled nuclear fusion concept sector experienced a decline of 4.07%, ranking among the top declines in concept sectors, with major stocks like Hezhong Intelligent hitting the limit down [1][2] - Within the controlled nuclear fusion sector, 57 stocks saw net outflows of main funds, totaling 2.774 billion yuan, with Hezhong Intelligent leading the outflow at 314.47 million yuan [2][4] - The top gainers in the sector included Zhongyou Engineering and *ST Xinyan, which rose by 4.12% and 1.81% respectively [1][4] Group 2 - The controlled nuclear fusion sector was among the worst performers today, alongside superconducting concepts and nuclear pollution prevention, which also saw significant declines [2][3] - The main funds saw a net inflow into stocks like Xue Ren Co., Bai Li Electric, and Zhongyou Engineering, with inflows of 39.50 million yuan, 23.15 million yuan, and 18.57 million yuan respectively [2][4] - The stocks with the largest net outflows included Hezhong Intelligent, Xuguang Electronics, and Jingda Co., with outflows of 314.47 million yuan, 247.22 million yuan, and 220.13 million yuan respectively [2][3]

Investment Rating - The report indicates a positive outlook for the controlled nuclear fusion industry, highlighting its potential as a strategic choice for achieving carbon neutrality goals [4]. Core Insights - Controlled nuclear fusion is seen as a revolutionary energy solution due to its abundant energy, zero emissions, and high safety [4]. - The industry is entering a critical phase with multiple technological pathways, primarily magnetic confinement and inertial confinement, both of which are advancing towards engineering validation [4]. - The development of the industry chain is emphasized, with a focus on materials and equipment as core challenges [4]. - Support from policies and capital is accelerating the commercialization process, with significant investments from both domestic and international entities [4]. Summary by Sections 1. Multiple Technological Pathways: Magnetic Confinement and Inertial Confinement as Mainstream - The report discusses the two main approaches to fusion research: magnetic confinement (e.g., Tokamak, stellarator) and inertial confinement (e.g., NIF in the US) [4][11]. - Both technologies are progressing towards engineering applications, with magnetic confinement focusing on steady-state operation and inertial confinement aiming for ignition efficiency [4]. 2. Collaborative Development of the Industry Chain: Focus on Materials and Equipment - The industry chain includes upstream superconducting materials and radiation-resistant tungsten alloys, midstream equipment for ITER and domestic experimental reactors, and downstream applications led by companies like China National Nuclear Corporation [4][5]. - Key companies in the upstream include Jingda Co., Yongding Co., and West Superconducting [5]. 3. Policy and Capital Support: Future Extension Space is Promising - China's 14th Five-Year Plan explicitly supports nuclear fusion research, with significant investments from state-owned enterprises and research institutions [4][29]. - International investments have exceeded $6.2 billion, indicating strong global interest in fusion technology [4]. 4. Beneficiary Companies in the Industry Chain: Focus on Long-Term Growth Potential - The report identifies several companies with long-term growth potential, including West Superconducting, Lianchuang Optoelectronics, and Yongding Co., which are involved in key materials and equipment for fusion projects [5][49][54]. - The report highlights the importance of these companies in advancing fusion technology and their roles in major projects like the "Spark One" hybrid reactor [4][5].

Investment Rating - The report maintains a cautious recommendation for the industry, focusing on controllable nuclear fusion-related stocks such as Lianchuang Optoelectronics and Guoguang Electric [4][5]. Core Insights - Magnetic confinement is currently the best method for achieving controllable nuclear fusion, with significant challenges in maintaining the extreme conditions required for fusion reactions [1][9]. - The main magnetic confinement devices are Tokamak and Stellarator, with Tokamak being more widely used but facing inherent instabilities due to plasma current [2][14]. - Advanced Stellarators have stringent standards for modular coil systems, magnetic surface quality, and stability under high pressure, which enhance plasma confinement and reduce transport losses [3][36]. - The Wendelstein 7-X (W7-X) Stellarator set a new world record for nuclear fusion triple product, demonstrating its potential in the race towards commercial fusion power [3][41]. Summary by Sections 1. Tokamak vs. Stellarator - Magnetic confinement is the best approach for controllable nuclear fusion, requiring extreme temperatures and conditions [1][9]. - The main magnetic confinement devices include Tokamak and Stellarator, with Tokamak facing stability issues due to plasma current [2][14]. 2. Development of Stellarators - The W7-X Stellarator achieved a new record in nuclear fusion triple product, showcasing its capabilities compared to Tokamak devices [3][41]. - The development of advanced Stellarators focuses on optimizing magnetic field configurations to improve plasma confinement [3][36]. 3. Investment Opportunities - The report suggests focusing on companies involved in controllable nuclear fusion, specifically Lianchuang Optoelectronics and Guoguang Electric, which are making strides in superconducting technology and nuclear fusion applications [4][54][56].

Investment Rating - The report suggests a positive investment outlook for the controlled nuclear fusion industry, driven by policy and capital support, with significant potential for growth and commercialization in the coming years [4][30]. Core Insights - Controlled nuclear fusion is viewed as the ultimate energy solution due to its high energy density, abundant fuel supply, and superior safety [4][9]. - The current phase of controlled nuclear fusion is characterized by a dual drive of policy and capital, with numerous projects underway globally, particularly in China and the US, aiming for commercial viability by the 2030s to 2040s [4][30]. - Various technological pathways are emerging, including magnetic confinement (tokamak), inertial confinement (NIF), and magnetic inertial confinement, with significant advancements expected in the next few years [4][30]. Summary by Sections Part 1: What is Controlled Nuclear Fusion? - Controlled nuclear fusion involves the merging of lighter atomic nuclei to form a heavier nucleus, releasing significant energy, primarily using deuterium and tritium as fuel [9][10]. Part 2: Why is Now a New Phase for Controlled Nuclear Fusion? - The industry is experiencing a surge in support from governments worldwide, with China implementing multiple policies to foster development, including financial backing and international collaboration [30][33]. - The number of active fusion companies has increased significantly, with around 50 globally, 80% of which are private enterprises, indicating a robust investment landscape [40][41]. Part 3: Device Architecture Breakdown and Industry Cost Map - The report outlines the cost structure of fusion devices, with initial experimental tokamak investments around 15 billion yuan, and highlights the significant capital required for development [4][30]. Part 4: Competitive Cost of Fusion Power - The report estimates the cost of electricity from fusion devices, with projected costs of 0.31 and 0.27 yuan/kWh for low-temperature superconducting and linear magnetic inertial fusion devices, respectively, indicating competitive pricing compared to traditional energy sources [4][30]. Part 5: Investment Recommendations - The report recommends focusing on key suppliers in the fusion supply chain, including companies like Western Superconducting, Lianchuang Optoelectronics, and Antai Technology, as they are positioned to benefit from the anticipated growth in the fusion sector [4][30].

Market Performance - The controllable nuclear fusion concept declined by 0.80%, ranking among the top declines in the concept sector, with notable declines in stocks such as Baile Electric, Shun Sodium, and Xue Ren [1] - In contrast, 23 stocks within the sector experienced price increases, with Pan-Asia Micro-Transparent, Xuguang Electronics, and Chujian New Materials leading the gains at 6.13%, 5.12%, and 3.62% respectively [1] Capital Flow - The controllable nuclear fusion concept saw a net outflow of 1.297 billion yuan, with 43 stocks experiencing net outflows, and 8 stocks seeing outflows exceeding 50 million yuan [2] - Baile Electric led the net outflow with 414.37 million yuan, followed by Xue Ren, Yongding, and Shun Sodium with net outflows of 136.02 million yuan, 120.57 million yuan, and 87.58 million yuan respectively [2] Top Gainers and Losers - The top gainers in the controllable nuclear fusion concept included stocks like Xiamen Tungsten, Xuguang Electronics, and Guoguang Electric, with net inflows of 82.02 million yuan, 33.49 million yuan, and 28.84 million yuan respectively [2][4] - The stocks with the largest declines included Baile Electric at -9.87%, Xue Ren at -6.96%, and Shun Sodium at -8.93% [2][3]

Market Overview - The Shanghai Composite Index rose by 0.42% on June 4, with 28 out of 31 sectors experiencing gains, led by the beauty and personal care sector with a 2.63% increase, followed by the comprehensive sector at 2.53% [1] - The transportation, defense, and public utilities sectors saw declines, with decreases of 0.58%, 0.24%, and 0.12% respectively [1] Capital Flow Analysis - The net inflow of capital in the two markets was 1.074 billion yuan, with 17 sectors receiving net inflows [1] - The electronics sector had the highest net inflow of 3.070 billion yuan, increasing by 1.17%, followed by the non-bank financial sector with a net inflow of 1.588 billion yuan and a daily increase of 0.99% [1] - Conversely, 14 sectors experienced net outflows, with the automotive sector leading at a net outflow of 1.787 billion yuan, followed closely by the defense sector with a net outflow of 1.740 billion yuan [1] Defense Industry Performance - The defense industry declined by 0.24% with a net outflow of 1.740 billion yuan, comprising 139 stocks, of which 55 rose and 79 fell [2] - Among the stocks with net inflows, 35 saw positive capital flow, with the top three being Guoguang Electric with 45.7192 million yuan, followed by Ganhuakegong with 43.3232 million yuan, and Aerospace Rainbow with 37.7146 million yuan [2] - The stocks with the highest net outflows included Haige Communication with a net outflow of 214.9181 million yuan, followed by Sichuang Electronics with 122.2263 million yuan, and Taihao Technology with 101.6526 million yuan [3] Defense Industry Capital Inflow and Outflow - **Top Inflow Stocks**: - Guoguang Electric: -0.98% change, 3.15% turnover rate, 45.7192 million yuan inflow [2] - Ganhuakegong: 6.77% change, 11.31% turnover rate, 43.3232 million yuan inflow [2] - Aerospace Rainbow: 1.83% change, 10.54% turnover rate, 37.7146 million yuan inflow [2] - **Top Outflow Stocks**: - Haige Communication: -2.19% change, 10.40% turnover rate, -214.9181 million yuan outflow [3] - Sichuang Electronics: -4.81% change, 16.98% turnover rate, -122.2263 million yuan outflow [3] - Taihao Technology: -2.29% change, 4.60% turnover rate, -101.6526 million yuan outflow [3]

Investment Rating - Industry rating is maintained at "Outperform" [1] Core Insights - The report highlights significant breakthroughs in China's controllable nuclear fusion technology, with the "Chinese Circulation No. 3" achieving a plasma current of one million amperes and ion temperature reaching 100 million degrees, marking a new high in fusion parameters [3][6] - The advancements in nuclear fusion technology position China as a leader in the field, paving the way for future commercialization and potential growth opportunities for related upstream and downstream enterprises [3] Summary by Sections Industry Overview - The report discusses the continuous progress in controllable nuclear fusion technology in China, with key projects like the "Xuanlong-50U" achieving critical engineering breakthroughs [3][4] - The comprehensive parameters of fusion triple product have reached the order of 10^20, indicating significant advancements in the field [3] Key Companies to Watch - Recommended companies include: - Lianchuang Optoelectronics, a leading supplier of high-temperature superconducting magnets, which are crucial for compact tokamak devices [4] - Yongding Co., a major supplier of high-temperature superconducting strips [4] - Guoguang Electric, which provides various components for controllable nuclear fusion devices [4]

Group 1: Market Overview - The market has seen an increase, surpassing 4200, driven by a court ruling invalidating tariffs imposed by the US, which has boosted global risk appetite [1] - The strongest sectors today include autonomous driving and stablecoins, indicating a shift in investor focus [1] Group 2: Nuclear Fusion Research - The Southwestern Institute of Physics has achieved a new operational record for fusion devices in China, highlighting advancements in nuclear fusion research [2][1] - This development raises questions about the potential for this niche sector to gain traction and attract investment [2] Group 3: Company Involvement in Nuclear Fusion - Yongding Co., Ltd. has achieved leading performance in wire rod length and low-temperature strong magnetic field applications, with products used in superconducting induction heating and fusion magnets, maintaining close cooperation with the Southwestern Institute of Physics [6] - Chenguang Medical has ongoing technical communication with the Southwestern Institute regarding the supply of superconducting magnets, contingent on specific procurement needs [7] - Qiaoyuan Co. has established a reputation in the medical sector and maintains relationships with military research institutions, including the Southwestern Institute [8] - Lansi Heavy Industry is involved in the development of nuclear fusion-related products and has successfully applied a new type of heat exchanger in a fusion engineering project [9][10] - Guoguang Electric has received a provincial science and technology award for a project in collaboration with the Southwestern Institute focused on high-sensitivity leak detection technology for fusion components [10] - Antai Technology is at the forefront of research and manufacturing in fusion filter components, collaborating with the Southwestern Institute [11] - Hekang New Energy provides operational and maintenance services for high-voltage water-cooled variable frequency systems used by the Southwestern Institute [11] - Jingye Intelligent is exploring cooperation in remote operation and maintenance technology for fusion reactors with the Southwestern Institute [12] - Yingjie Electric serves various research institutions, including the Southwestern Institute, providing power supplies for scientific research and experimental testing [13]