Market Overview - The main board saw significant gains with notable stocks such as Hubei Broadcasting (+10.04%), Tongding Internet (+10.02%), and Shanghai Film (+10.01%) leading the charge [1] - The ChiNext board also performed well, highlighted by Everbright Tongchuang (+20.01%) and Creative Information (+19.93%) [1] - The Sci-Tech Innovation board was led by Dekeli (+15.41%) and Lingzhi Software (+14.46%) [1] - Active sub-industries included SW Communication Application Value-Added Services (+3.09%) and SW Horizontal General Software (+3.01%) [1] Domestic News - Tianyue Advanced is expanding its production capacity for silicon carbide single crystal with a project to produce 500 tons annually, aiming for equipment installation by May 2025 and trial production by June [1] - Saizhuo Electronics has officially launched a vehicle-grade semiconductor packaging project with a total investment of 500 million, enhancing its strategic positioning in the vehicle-grade integrated circuit sector [1] - TSMC has commenced construction of its third semiconductor factory in Phoenix, Arizona, with completion expected between 2028 and 2030, utilizing advanced 2nm and 1.6nm process technologies [1] - Jinghe Integrated reported an increase in revenue from 55nm products, driven by higher shipments of DDIC/CIS products, with automotive chip development progressing smoothly [1] Company Announcements - Shen Si Electronics announced receipt of government subsidies amounting to 1.821 million yuan, representing 11.17% of its latest audited net profit attributable to shareholders [3] - Jiangbolong disclosed a plan for a major shareholder to reduce holdings by up to 4.16 million shares, accounting for 1.00% of total share capital, between May and August 2025 [3] - Tongguan Copper Foil reported a share buyback of 3,800 shares, representing 0.00046% of total share capital, with a total transaction amount of 37,976 yuan [3] - Huada Jiutian is progressing with a major asset restructuring, with ongoing audits and due diligence [3] Overseas News - Current global tariff rates, if unchanged, are expected to increase Apple's costs by $900 million for the quarter ending June [4] - Samsung Electronics is in discussions with Nvidia, Broadcom, and Google to develop custom 6th generation high bandwidth memory (HBM4), with deliveries anticipated as early as next year [4] - Samsung has confirmed plans to introduce vertical channel transistor (VCT) technology after the 7th generation 10nm DRAM process, with products expected in 2 to 3 years [4] - In Q1 2025, the global AMOLED smartphone panel market in South Korea accounted for 49.2%, while domestic manufacturers held a 50.8% share, showing resilience despite a year-on-year decline [4]

4月30日，上证指数下跌0.23%，深证成指上涨0.51%，创业板指上涨0.83%。盘后龙虎榜数据显示，共 有61只个股因当日异动登上龙虎榜，资金净流入最多的是常山北明（000158.SZ），达4.31亿元。 据21投资通智能监测，34只个股龙虎榜出现了机构的身影，北向资金参与龙虎榜中的个股共涉及11只。 4.31亿资金抢筹常山北明，1.56亿资金出逃海兴电力 61只上榜的龙虎榜个股中，36只个股被净买入，25只个股被净卖出。其中，资金净买入最多的是常山北 明，达4.31亿元，占总成交金额的20.4%。常山北明当日收盘上涨10%，换手率为6%。 | 名称 | 涨跌幅 | 戊席榜净买 额(万元 | 净买额占 总成交比 | | 解读 | | --- | --- | --- | --- | --- | --- | | | 10% | 43053 | 20.4% | 6% | 普通席位买入,成功 | | 常山北明 | | | | | 率48.34% | | 南方精工 | 10% | 16059 | 9.48% | 31.93% | 2家机构买入,成功 | | | | | | | 率41.70% | | 德科立 | 1 ...

Group 1: Dekoli - Dekoli's Q1 2025 operating performance shows structural adjustments, with a slight revenue increase of 6% year-on-year, but a significant decline in profit margins due to high-margin business price adjustments, soaring DCI business costs, and product structure changes [1] - The 800G DCI product has entered the customer customization development stage, expected to be launched within the year, with no current plans to expand to L-band [1] - Capacity bottlenecks are anticipated to gradually ease in Q3-Q4, despite challenges in overseas base construction and domestic new production line certification [1] Group 2: Proya - In 2024, Proya is set to become the first beauty company in China to exceed 10 billion in revenue, aiming to enter the top ten global cosmetics industry within the next decade with its "Double Ten Strategy" [2] - The main brand Proya still has room for market share growth in China, focusing on developing series such as Source Power, Energy, Whitening, and Base Makeup [2] - The company plans to enhance its product matrix through online channels and explore new formats in offline channels, while also targeting the Southeast Asian market for product development and local partnerships [2] Group 3: Xiangpiaopiao - Xiangpiaopiao's milk tea business faces pressure in Q4 2024 and Q1 2025 due to external environment, internal strategy adjustments, and a long-termism approach [3] - The new product "Original Leaf Fresh Brew" has received positive feedback during trial sales, and the brand has gained significant visibility [3] - The company is focusing on optimizing product positioning for its "Lan Fang Yuan" frozen lemon tea and expanding its snack retail channels with customized products [3]

Summary of the Conference Call for 德科立 Company Overview - The conference call discusses 德科立, focusing on its performance in the DCI (Data Center Interconnect) sector and its overall business strategy for 2025 and beyond. Key Points Industry and Company Performance - In Q1 2025, 德科立's gross margin was impacted by a decrease in high-margin product shipments and unexpected GTA orders during the Spring Festival, leading to increased costs [2][4] - TCI (Training, Inference, and Recommendation) revenue share increased to 40%, indicating progress in subsystem products [2][4] - The company achieved a 5% growth in operating performance in Q1 2025, but operating profit declined due to fewer high-margin product shipments compared to the previous year [4] DCI Product Development - 德科立's 400G products are globally deployed, with 600G already in use for backbone networks and 800G under development, expected to launch this year [2][5] - The company is also focusing on 1.6T development, primarily using the C-band [2][5][6] - DCI product average gross margin is currently around 20%, with expectations to rise to 30-35% in the future [3][16] Capacity Expansion and Financials - DCI production line construction has not met expectations, resulting in a decrease in cash deposits from 1 billion to 600 million [7] - The company has a backlog of orders exceeding 300 million, with plans to double production capacity by the end of 2025 [8][30] - The company aims for a production capacity of 3-5 billion by the end of 2025, with a sales revenue target of 2-3 billion for the year [3][14] Supply Chain and Cost Management - Supply chain issues during the Spring Festival led to increased costs, and the company is still working on cost reduction plans [8][30] - The company is facing challenges with tariffs affecting supply chains, particularly between North America and China [8][25] Collaboration and Market Position - Collaboration with major overseas clients in the OCS (Optical Circuit Switching) field has progressed, with some development and prototype revenue already recognized [10] - The cancellation of data center Capex by Microsoft has a limited impact on 德科立, as it represents a small portion of their business [11] Future Outlook - The company is optimistic about future growth, driven by technological advancements and increasing demand for AI applications [11][32] - Plans for significant capacity expansion are in place, with expectations to reach 15 billion by the end of 2025 and 30 billion by the end of 2027 [21][32] Regulatory and Market Challenges - The impact of U.S. tariff exemptions on the DCI subsystem is still being assessed, with potential benefits if certain products qualify [22] - The company is actively managing the complexities of international trade and tariffs to maintain competitiveness [23][25] Technological Developments - The company is exploring various optical switching technologies, including silicon photonic waveguides, which offer advantages in response time and efficiency [17][18] - Ongoing testing and development of new optical chips and devices are being conducted in collaboration with global partners [29] Conclusion - 德科立 is navigating a complex market landscape with a focus on expanding its DCI product offerings and improving operational efficiency. The company remains committed to long-term growth through technological innovation and strategic partnerships.

Market Overview - The net inflow of main funds in the Shanghai and Shenzhen markets reached 4.975 billion yuan, with the Sci-Tech Innovation Board experiencing a net outflow of 773 million yuan [1] - A total of 252 stocks saw net inflows, while 330 stocks experienced net outflows [1] Sci-Tech Innovation Board Performance - On the Sci-Tech Innovation Board, 275 stocks rose while 299 stocks fell [1] - Among the stocks with significant net inflows, Lanke Technology led with a net inflow of 114 million yuan, followed by TuoJing Technology and DaMeng Data with net inflows of 65.78 million yuan and 47.04 million yuan respectively [1] Continuous Fund Flow - There are 48 stocks that have seen continuous net inflows for more than three trading days, with MaiXinLin leading at 13 consecutive days of inflow [1] - Conversely, 137 stocks have experienced continuous net outflows, with ZhuoYue New Energy and AiKe GuangDian both seeing 11 consecutive days of outflow [1] Top Stocks by Net Inflow - The top stocks by net inflow include: - Lanke Technology: 113.92 million yuan, 9.72% inflow rate, 1.35% increase [1] - TuoJing Technology: 65.78 million yuan, 11.69% inflow rate, 4.72% increase [1] - DaMeng Data: 47.04 million yuan, 8.83% inflow rate, 7.01% increase [1] Stocks with Significant Outflows - The stocks with the highest net outflows include: - SMIC: 246 million yuan outflow, 0.76% decrease [1] - HengXuan Technology: 108 million yuan outflow [1] - Chip Origin Technology: 73.09 million yuan outflow [1]

Core Points - The company has passed several resolutions during its board meetings, including the evaluation of the independent directors' independence and the assessment of the performance of the accounting firm for the year 2024 [3][5][8][11][22][25][28][31][34][39][41][45][53][56][62][65][70][83][85][106] - The company plans to propose a mid-term dividend scheme for 2025, contingent on achieving positive distributable profits and sufficient cash flow [11][12] - The company has approved the expected daily related transactions for 2025, ensuring that these transactions will not harm the interests of the company or its minority shareholders [18][111] Board Resolutions - The board has approved the 2024 internal control evaluation report and the 2024 sustainable development report, which will not require shareholder meeting approval [8][22][53][24] - The board has also approved the proposal to authorize the board to formulate the mid-term dividend plan for 2025, which will be submitted for shareholder approval [11][14][56] - The board has approved the proposal for the 2025 first-quarter report, confirming that it accurately reflects the company's situation [25][62] Accounting Firm Engagement - The company intends to reappoint Gongzheng Tianye Accounting Firm for the 2025 audit, with the decision based on the firm's qualifications and past performance [70][82][83] - The firm has a solid track record, with a total revenue of 308.57 million yuan in 2024, including 265.46 million yuan from audit services [72] Fund Management - The company has reported on the management and use of raised funds, confirming that it has used 465.79 million yuan from its initial public offering and has a remaining balance of 688.57 million yuan as of December 31, 2024 [86][92] - The company has also engaged in cash management using idle raised funds, ensuring compliance with relevant regulations [93][94] Related Transactions - The company has outlined its expected related transactions for 2025, which are necessary for its daily operations and will be conducted at fair market prices [111]

公司代码：688205 公司简称：德科立 无锡市德科立光电子技术股份有限公司 2024年度内部控制评价报告 无锡市德科立光电子技术股份有限公司全体股东： 根据《企业内部控制基本规范》及其配套指引的规定和其他内部控制监管要求（以下简称企业内部 控制规范体系），结合本公司（以下简称公司）内部控制制度和评价办法，在内部控制日常监督和专项 监督的基础上，我们对公司2024年12月31日（内部控制评价报告基准日）的内部控制有效性进行了评价。 一. 重要声明 按照企业内部控制规范体系的规定，建立健全和有效实施内部控制，评价其有效性，并如实披露内 部控制评价报告是公司董事会的责任。监事会对董事会建立和实施内部控制进行监督。经理层负责组织 领导企业内部控制的日常运行。公司董事会、监事会及董事、监事、高级管理人员保证本报告内容不存 在任何虚假记载、误导性陈述或重大遗漏，并对报告内容的真实性、准确性和完整性承担个别及连带法 律责任。 公司内部控制的目标是合理保证经营管理合法合规、资产安全、财务报告及相关信息真实完整，提 高经营效率和效果，促进实现发展战略。由于内部控制存在的固有局限性，故仅能为实现上述目标提供 合理保证。此外，由 ...

无锡市德科立光电子技术股份有限公司 2024 年度董事会审计委员会履职情况报告 公司第二届董事会审计委员会由曹新伟女士、朱晋伟先生、秦舒先生三名成 员组成，其中曹新伟女士、朱晋伟先生为独立董事，主任委员由具备会计专业资 格的曹新伟女士担任。审计委员会全体委员均具备能够胜任审计委员会工作职责 的专业知识和行业经验。 根据《上市公司治理准则》《上海证券交易所科创板上市公司自律监管指引 第 1 号——规范运作》和《上海证券交易所科创板股票上市规则》，并按照无锡 市德科立光电子技术股份有限公司（以下简称"公司"）的《公司章程》及《董 事会审计委员会工作细则》等有关规定，2024 年度（以下简称"报告期"），公司 董事会审计委员会勤勉尽责，积极履行审计委员会的工作职责，现将审计委员会 2024 年度的履职情况报告如下： 一、审计委员会的基本情况 二、审计委员会 2024 年度会议召开情况 报告期内，审计委员会共召开了五次会议，会议的组织、召开及表决均符合 相关法律法规、规范性文件以及《公司章程》等有关规定。公司全体审计委员会 委员参加了各次会议，会议议案全部审议通过。具体情况如下： | 序 | 会议名称 | 召开日 | ...

无锡市德科立光电子技术股份有限公司 董事会审计委员会对会计师事务所 2024 年度履行 监督职责情况报告 根据《中华人民共和国公司法》《中华人民共和国证券法》《国有企业、上 市公司选聘会计师事务所管理办法》和《上海证券交易所科创板上市公司自律 监管指引第 1 号——规范运作》等相关规范性文件的规定，以及公司《审计委 员会工作细则》的有关规定，现将无锡市德科立光电子技术股份有限公司（以 下简称"公司"）董事会审计委员会对会计师事务所 2024 年度履行监督职责情 况报告如下： 一、2024年年审会计师事务所基本情况 1、会计师事务所基本情况 公证天业会计师事务所（以下简称"公证天业"）创立于1982年，是全国 首批经批准具有从事证券、期货相关业务资格及金融业务审计资格的会计师事 务所之一。2013年9月18日，转制为特殊普通合伙企业。注册地址为无锡市太湖 新城嘉业财富中心5-1001室，首席合伙人为张彩斌。 截至2024年末，公证天业合伙人数量59人，注册会计师人数349人，签署过 证券服务业务审计报告的注册会计师人数168人。公证天业2024年度经审计的收 入总额30,857.26万元，其中审计业务收入26, ...

证券代码：688205 证券简称：德科立 公告编号：2025-012 无锡市德科立光电子技术股份有限公司 关于召开2024年年度股东会的通知 本公司董事会及全体董事保证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： 一、 召开会议的基本情况 （一） 股东会类型和届次 2024年年度股东会 召开日期时间：2025 年 5 月 15 日14 点 00 分 召开地点：无锡市德科立光电子技术股份有限公司会议室 （五） 网络投票的系统、起止日期和投票时间。 网络投票系统：上海证券交易所股东大会网络投票系统 网络投票起止时间：自2025 年 5 月 15 日 | 序 号 | 议案名称 | 投票股东 类型 | | --- | --- | --- | | | | 股股东 A | | | 非累积投票议案 | | | 1 | 关于公司 2024 年年度报告及其摘要的议案 | √ | | 2 | 关于公司 2024 年度利润分配预案的议案 | √ | | 3 | 关于 年度董事会工作报告的议案 2024 | √ | | 4 | 关于 年度监事会工作报告的议 ...