（编辑 袁冠琳） 证券日报网讯 1月9日，宝光股份在互动平台回答投资者提问时表示，上市公司股价受多种因素影响， 包括宏观经济、市场情绪及行业波动等。目前公司不存在应披露而未披露的重大信息。公司管理层始终 高度重视全体股东利益，对股价表现保持密切关注。 ...

证券日报网讯12月19日，良信股份（002706）在互动平台回答投资者提问时表示，公司与维谛技术保持 长期稳定的合作关系，公司为数据中心等领域开发的相关产品已应用于维谛技术的解决方案中，但其与 下游客户的具体合作情况及最终客户信息属于商业秘密范畴，敬请以公开披露的信息为准。 ...

证券日报网讯 12月19日晚间，良信股份发布公告称，公司2025年第三次临时股东会审议通过《关于提 请股东会授权董事会办理2025年奋斗者3号股票期权激励计划相关事宜的议案》等多项议案。 （编辑 袁冠琳） ...

（记者 张明双） 良信股份（002706.SZ）12月19日在投资者互动平台表示，以上内容属实，良信AIDC800V架构固态产 品方案已获"2025年度中国IDC产业创新技术产品奖项"。目前，800V直流固态断路器尚未申请北美UL 认证，其未来应用场景主要集中在数据中心等领域。 每经AI快讯，有投资者在投资者互动平台提问：尊敬的董秘您好：在12月10日第二十届IDCC2025中国 IDC产业年度大典上良信正式发布了针对AIDC800V架构的固态断路器产品方案，且此次发布的智算 800V直流系统固态断路器产品荣获"2025年度中国IDC产业创新技术产品奖项"，以上内容是否属实？最 新发布的800V直流固态断路器是否已同步进行北美UL认证？其未来主要应用场景包括哪些？谢谢！ ...

Core Viewpoint - Baiyun Electric announced its first share buyback on November 25, 2025, repurchasing 86,500 shares, which represents 0.0160% of the company's total share capital of 540,527,955 shares [1] Summary by Category - **Company Actions** - The company executed a share buyback of 86,500 shares through the Shanghai Stock Exchange's centralized bidding system [1] - This buyback is part of the company's strategy to enhance shareholder value [1] - **Market Impact** - The buyback represents a small fraction (0.0160%) of the total shares outstanding, indicating a cautious approach to capital management [1] - The move may signal to investors the company's confidence in its financial health and future prospects [1]

Core Viewpoint - The company, Taiyong Changzheng, has indicated that its products are applicable to data center power distribution systems, highlighting a focus on this growing sector [1] Company Summary - The solid-state circuit breaker is currently in the pilot and demonstration project phase within its niche industry, suggesting that it is not yet widely adopted [1] - The total sales order volume for the solid-state circuit breaker remains small, indicating limited market penetration at this stage [1] Industry Summary - The data center power distribution system market is evolving, with potential growth opportunities as companies like Taiyong Changzheng develop relevant products [1]

Core Viewpoint - The company is focusing on developing intelligent and high-voltage direct current (HVDC) circuit breaker products to meet the demands of new energy generation, energy storage, electric vehicle charging, and data center applications. Group 1: Intelligent Development - The company has achieved digital upgrades of its existing products and plans to integrate IoT and AI algorithms to enhance capabilities from precise sensing and proactive warning to autonomous decision-making [1] - This development aims to provide a comprehensive digital operation and maintenance solution covering the entire lifecycle of equipment, transitioning from "passive protection" to "active intelligent control" [1] Group 2: High-Voltage Direct Current Focus - Traditional circuit breakers are inadequate for the rapid, arc-free, and reliable interruption required in direct current systems [1] - The company is committed to developing high-reliability and high-response direct current circuit breaker products to adapt to the application scenarios of new energy generation, energy storage, electric vehicle charging, and data centers [1] - This initiative represents a shift from AC dominance to a fusion of AC and DC systems [1]

Group 1: Technology and Innovation - Solid State Transformer (SST) has significant potential in flexible interconnection and new energy integration, facing challenges in materials, devices, circuits, control, and systems [2] - The company is focusing on "intelligent" and "high-voltage direct current" trends for circuit breakers, integrating IoT and algorithms for enhanced digital operation and proactive decision-making [2] - Solid-state circuit breakers (SSCB) are being developed to meet the rigid demand for core protection devices in the context of the "dual carbon" strategy and the large-scale integration of renewable energy sources [3] Group 2: Financial Performance - The company's gross margin has experienced fluctuations due to rising raw material prices, intense industry competition, and changes in customer and product sales structures, yet remains at the industry average [2] Group 3: Product Advantages - Solid-state circuit breakers offer advantages over traditional breakers, including microsecond-level fast interruption capabilities, no arc generation, and reduced risk of damage to power systems, enhancing safety and reliability [3] - The intelligent 1U circuit breaker integrates load protection, communication self-recognition, and metering functions, reducing height from 3U to 1U to meet space requirements in communication base station cabinets [3]

Core Viewpoint - The company has completed partial UL certification for circuit breakers and isolators by 2025 and has begun sales in the North American market, indicating a strategic move to enhance its competitiveness in overseas markets [1] Group 1 - The company has achieved UL certification for some of its products, specifically circuit breakers and isolators [1] - Sales in the North American market have commenced, reflecting the company's commitment to expanding its international presence [1] - Future plans include further expanding overseas UL standard scenario assessments to improve competitiveness in international markets [1]

Core Viewpoint - Taiyong Changzheng announced the significance of Static Transfer Switches (STS) in ensuring continuous power supply for critical loads, emphasizing their rapid switching capabilities and high reliability [1] Group 1: Product Overview - Static Transfer Switches (STS) are based on power electronics technology and can switch between two independent power sources extremely quickly, typically within milliseconds or even microseconds [1] - The core value of STS lies in "ultra-fast switching" and "high reliability," making them essential for applications where power interruption is not permissible [1] Group 2: Industry Applications - STS is primarily used in industries that require continuous power supply, such as telecommunications, rail transportation, comprehensive medical services, and process industries [1]