近日，公司收到了容诚事务所出具的《关于变更聚灿光电科技股份有限公司 签字注册会计师及质量控制复核人的说明函》，容诚事务所作为公司 2025 年年度 审计服务机构，原指派孔令莉女士、潘思兰女士、计亿女士作为签字注册会计师， 潘新华先生作为质量控制复核人，提供审计服务。因计亿女士、潘新华先生工作 调整，容诚事务所指派丁超先生作为公司 2025 年年度审计项目的签字注册会计 师，杨国杰先生作为公司 2025 年年度审计项目的质量控制复核人，继续完成相 关工作。变更后的签字注册会计师为孔令莉女士、潘思兰女士、丁超先生，质量 控制复核人为杨国杰先生。 本次变更过程中相关工作安排已有序交接，本次变更事项不会对公司 2025 年年度审计工作构成不利影响。 证券代码：300708 证券简称：聚灿光电 公告编号：2026-006 聚灿光电科技股份有限公司 关于变更签字注册会计师及质量控制复核人的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，不存在虚 假记载、误导性陈述或重大遗漏。 聚灿光电科技股份有限公司（以下简称"公司"）于 2025 年 1 月 25 日召开第 四届董事会第五次会议，审议通过了《关于续聘公 ...

Summary of Micro LED CPO Conference Call Industry Overview - The discussion centers around the Micro LED CPO (Chip-on-Board) technology within the LED industry, particularly its potential as a solution for high-speed data transmission in the context of the rising demand driven by generative AI applications [1][2]. Core Insights and Arguments - **Energy Efficiency**: The Micro LED CPO solution significantly reduces energy consumption, achieving a transmission energy cost that is only 5% of that of traditional copper cable solutions. This energy-saving advantage positions Micro LED CPO as a potential alternative for optical interconnects [1]. - **Market Reaction**: The announcement has led to a surge in stock prices for several LED companies, indicating strong market interest and optimism regarding the benefits of Micro LED technology in the AI industry [1]. - **Technological Advancement**: Micro LED CPO is based on advanced CPO packaging technology, which promises higher interconnection speeds, greater integration, and lower power consumption, aligning well with the future needs of AI supercomputing clusters [2]. - **Development Timeline**: The technology is expected to gradually enter the implementation phase after 2027, as the industry matures and the technology overcomes current developmental challenges [2]. Additional Important Points - **Current Development Stage**: Micro LED technology is still in the early stages of research and development, facing challenges related to the performance of Micro LED chips, including switching frequency, lifespan, and optical coupling precision. Upgrades to substrate materials are also necessary [2]. - **Collaboration in R&D**: Leading domestic manufacturers are beginning to collaborate with downstream customers for joint research and sample testing, which is crucial for advancing the technology [2]. - **Investment Opportunities**: The report highlights specific companies that are expected to benefit from the Micro LED CPO upgrade, including Huacan Optoelectronics, Zhaochi Co., New Yichang, Sanan Optoelectronics, Jufei Optoelectronics, Jucan Optoelectronics, and Qianzhao Optoelectronics [2].

Core Insights - The Micro-LED CPO solution has a unit transmission energy consumption that is only 5% of that of copper cable solutions, positioning it as a promising energy-saving alternative [4]. Group 1: Industry Trends - The recent surge in generative AI has led to an increased demand for high-speed data transmission in data centers, creating challenges for traditional copper cables due to their energy consumption [4]. - Micro-LED technology is recognized for its high brightness, low power consumption, and long lifespan, making it a candidate for the next generation of mainstream display technologies [4]. Group 2: Supply Chain Overview - The supply chain for Micro-LED technology includes various segments: - **Upstream**: Key players include Qianxun Optoelectronics, Sanan Optoelectronics, and Juchuang Optoelectronics [5]. - **Midstream Core Processes**: Companies involved in mass transfer and critical equipment include Inno Laser and Dier Laser [5]. - **Mid-to-Lower Stream**: Packaging, modules, and manufacturing are represented by firms like Jili Zhihui and Mulin Sen [5]. - **Downstream**: Display panels and terminal applications feature brands such as BOE A and TCL Technology [5].

Market Overview - On March 5, A-shares saw all three major indices rise, with the Shanghai Composite Index increasing by 0.64% to 4108.57, the Shenzhen Component Index rising by 1.23% to 14088.84, and the ChiNext Index up by 1.66% to 3216.94 [1][2]. Sector Performance - The optical electronics, power grid equipment, education, and MicroLED sectors led the gains, while the oil, gas, and precious metals sectors experienced declines [2]. - MicroLED concept stocks saw a surge, with several stocks hitting the daily limit, including Jucan Optoelectronics (+20.04%), Huacan Microelectronics (+20.02%), and Aibisen (+20.00%) [3][4]. Stock Movements - The oil sector faced significant losses, with stocks like Beiken Energy (-9.66%), Keli Co. (-9.22%), and Blue Flame Holdings (-9.08%) dropping over 9% [6]. - The total trading volume in the Shanghai and Shenzhen markets reached 2.39 trillion yuan, an increase of 242 billion yuan from the previous trading day, with over 4000 stocks rising [6]. Capital Flow - Major capital inflows were observed in the power equipment, electronics, and machinery sectors, while outflows were noted in non-ferrous metals, oil and petrochemicals, and agriculture [9]. - Specific stocks such as Xinyi Sheng and Shanghai Electric saw net inflows of 4.496 billion yuan and 2.45 billion yuan, respectively [10]. Institutional Insights - CITIC Securities highlighted that the US-Iran situation has become a new source of volatility, suggesting short-term speculation on oil and gold [12]. - Everbright Securities emphasized the importance of resource allocation opportunities in the short term [13]. - Tianfeng Securities noted the ongoing advancement in the AI sector and the potential for valuation recovery in gaming and media leading companies [14].

Group 1 - The LED industry index experienced a significant surge, rising over 10% in early trading, with multiple stocks hitting the 20% limit-up, indicating strong market interest and momentum [2][4][6] - TrendForce's latest survey highlights the increasing demand for high-speed data transmission in data centers due to the rise of generative AI, with Micro LED CPO solutions showing a potential to reduce overall energy consumption to 5% of that of copper cable solutions [2][6] - The shift towards "optical over copper" is accelerating as traditional copper cables are found to have energy consumption exceeding 10 pJ/bit, prompting the industry to adopt more energy-efficient technologies [6] Group 2 - Major companies are actively positioning themselves in the optical communication and interconnect sectors, with Microsoft launching the MOSAIC architecture and Credo acquiring Hyperlume to enhance their optical interconnect capabilities [6] - The market is expected to push data transmission specifications from 400 Gbps to 800 Gbps and 1.6 Tbps by 2025, reflecting a growing trend towards higher transmission rates [6] - The overall market sentiment remains optimistic despite external pressures, with analysts noting that liquidity issues may have eased, but oil prices continue to pose potential risks to specific sectors and consumer confidence [8][9]

Market Overview - The A-share market showed a strong upward trend in the morning, with the Shenzhen Component Index rising over 1% and the ChiNext Index increasing by more than 3% [1] - The total trading volume in the Shanghai and Shenzhen markets reached 1.55 trillion yuan, a decrease of 91.8 billion yuan compared to the previous trading day [1][7] - Over 4,500 stocks in the market experienced gains, indicating broad market participation [1] Sector Performance - The MicroLED concept saw a collective surge, with over twenty constituent stocks hitting the daily limit, including Huacan Optoelectronics and Jucan Optoelectronics, both reaching a 20% limit up [1] - The electric grid equipment sector continued its strong performance, with China West Electric hitting a historical high and stocks like Hancable and Jicheng Electronics achieving consecutive limit ups [1] - The CPO concept maintained its strength, with Kaige Precision Machinery rising nearly 10% to set a new historical high [1] - Quantum technology stocks were active, with Shenzhou Information hitting the daily limit [1] - The controllable nuclear fusion concept also gained momentum, with China Nuclear Engineering and Baili Electric both reaching the daily limit [1] Decline in Specific Stocks - Oil and gas stocks weakened, with companies like Quanyou Co., Water Development Gas, and Blue Flame Holdings hitting the daily limit down [2] Closing Statistics - At the close, the Shanghai Composite Index rose by 0.84%, the Shenzhen Component Index increased by 1.67%, and the ChiNext Index gained 2.43% [3][4] - The market sentiment was bullish, with 85.34% of users expressing a positive outlook [5] Trading Data - The market recorded 4,537 stocks rising, 877 stocks declining, and 72 stocks hitting the daily limit up, while 6 stocks hit the daily limit down [6] - The trading volume was noted at 1.55 trillion yuan, with a predicted volume of 2.34 trillion yuan for the next trading day [7]

Group 1 - The LED industry index experienced a significant surge, rising over 10% in early trading, with multiple stocks hitting the 20% limit-up, including Lehman Optoelectronics and others [1][3] - TrendForce's latest survey indicates that the demand for high-speed data transmission in data centers is increasing due to the rise of generative AI, with Micro LED CPO solutions offering a substantial reduction in energy consumption compared to traditional copper cable solutions [1][3] - The Micro LED CPO solution's unit transmission energy consumption is projected to be only 5% of that of copper cable solutions, positioning it as a potential alternative for optical interconnects [3] Group 2 - Global supply chains are actively positioning themselves in the optical communication and interconnect sectors, with companies like Microsoft and Credo enhancing their capabilities through new technologies [4] - The market is witnessing a shift towards higher data transmission rates, with specifications moving from 400 Gbps to 800 Gbps and 1.6 Tbps, driven by cloud service providers [3]

证券代码：300708 证券简称：聚灿光电 公告编号：2026-004 聚灿光电科技股份有限公司 关于调整部分募集资金投资项目实施进度的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假 记载、误导性陈述或重大遗漏。 聚灿光电科技股份有限公司（以下简称"公司"）于 2026 年 3 月 4 日召开第四 届董事会第十五次会议，审议通过了《关于调整部分募集资金投资项目实施进度 的议案》，同意公司在募集资金投资项目（以下简称"募投项目"）实施主体、募 集资金投资用途及募集资金投资总额不变的情况下，调整募投项目"年产 240 万 片红黄光外延片、芯片项目"的实施进度。现将具体情况公告如下： 一、募集资金的基本情况 注：公司于 2024 年 3 月 5 日召开第三届董事会第二十七次会议、第三届监事会第二十二次会议，2024 年 3 月 21 日召开 2024 年第一次临时股东大会，审议通过了《关于变更部分募集资金用途及新增募投项目的 议案》，同意公司调整募集资金投资项目"Mini/Micro LED 芯片研发及制造扩建项目"的部分募集资金（共 计 80,000.00 万元）用途，用于新项目"年产 ...

聚灿光电科技股份有限公司 证券投资管理制度 第一章 总则 第一条 为规范聚灿光电科技股份有限公司（以下简称"公司"）的证券投资行为， 有效控制公司投资风险，提高投资效益，根据《中华人民共和国公司法》（以下简称 "《公司法》"）、《中华人民共和国证券法》（以下简称"《证券法》"）、《深圳证 券交易所创业板股票上市规则》《深圳证券交易所上市公司自律监管指引第 2 号—— 创业板上市公司规范运作》的有关规定，制定本制度。 第二条 本制度所称证券投资，是指公司在国家政策、中国证监会及深圳证券交 易所规则允许的情况下，在控制投资风险的前提下，以提高资金使用效率和收益最大 化为原则，在境内外证券市场投资有价证券的行为。 第三条 证券投资的标的包括新股配售或申购、证券回购、股票及存托凭证投资、 证券投资基金、债券投资以及深圳证券交易所认定的其他投资行为。 第四条 以下情形不适用本制度从事证券投资规范的范围： （一）作为公司或其控股子公司主营业务的证券投资行为； （二）固定收益类或者承诺保本的投资行为； （三）参与其他上市公司的配股或者行使优先认购权利； （四）购买其他上市公司股份超过总股本的 10%，且拟持有三年以上的证券 ...

聚灿光电科技股份有限公司 证券代码：300708 证券简称：聚灿光电 公告编号：2026-005 关于使用部分闲置自有资金进行现金管理的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚 假记载、误导性陈述或重大遗漏。 聚灿光电科技股份有限公司（以下简称"公司"）第四届董事会第十五次会议 审议通过了《关于使用部分闲置自有资金进行现金管理的议案》，公司、子公司 及孙公司拟任一时点使用不超过12.00亿元自有闲置资金进行现金管理，上述额 度内，资金可以滚动使用。现将相关情况公告如下： 一、投资理财概述 1、投资目的 为提高资金使用效率，合理利用阶段性闲置资金，在不影响公司正常经营 的情况下，公司拟使用暂时闲置的自有资金进行现金管理，有利于盘活资金， 提高收益。 2、投资额度 公司、子公司及孙公司拟任一时点使用不超过 12.00 亿元自有闲置资金进 行现金管理。上述额度内，资金可以滚动使用。 业经公司第四届董事会第十一次会议审议同意，公司及子公司可使用不超 过 4.00 亿元的闲置募集资金进行现金管理。 以上公司、子公司及孙公司拟任一时点现金管理资金总额度不超过 12.00 亿元。 3、投资品种 ...