国泰海通证券股份有限公司 关于无锡市德科立光电子技术股份有限公司 以简易程序向特定对象发行股票募投项目延期的核查意见 国泰海通证券股份有限公司（以下简称"保荐人"）作为无锡市德科立光电 子技术股份有限公司（以下简称"德科立"或"公司"）首次公开发行股票并在 科创板上市、2023 年以简易程序向特定对象发行股票的保荐人，根据《上海证券 交易所科创板股票上市规则》《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》《上市公司募集资金监管规则》等有关规定，就德科立以简易 程序向特定对象发行股票募投项目延期事项（以下简称"本次募投项目延期事项"） 进行了核查，核查情况如下： 一、募集资金基本情况 根据中国证券监督管理委员会 2023 年 8 月 10 日出具的《关于同意无锡市德 科立光电子技术股份有限公司向特定对象发行股票注册的批复》（证监许可〔2023〕 1743 号），公司以简易程序向特定对象发行人民币普通股（A 股）股票 3,464,021 股，每股面值人民币 1.00 元，每股发行价格为 63.51 元，募集资金总额为人民币 219,999,973.71 元，扣除发行费人民币 2,850,021 ...

证券代码：688205 证券简称：德科立 公告编号：2026-006 无锡市德科立光电子技术股份有限公司 关于以简易程序向特定对象发行股票募投项目延期 的公告 本公司董事会及全体董事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、准确性和完整性承担个别及连带责任。 无锡市德科立光电子技术股份有限公司（以下简称"公司"、"德科立"）于 2026 年 2 月 2 日召开了第二届董事会第十九次会议、审计委员会 2026 年第一次 会议，审议通过了《关于以简易程序向特定对象发行股票募投项目延期的议案》， 同意公司将以简易程序向特定对象发行股票募投项目"德科立海外研发生产基 地建设项目"达到预计可使用状态的日期进行延期。公司本次募投项目延期事 项在董事会审批权限范围内，无需提交股东会审议。现将相关事项公告如下： 一、募集资金基本情况 根据中国证券监督管理委员会 2023 年 8 月 10 日出具的《关于同意无锡市 德科立光电子技术股份有限公司向特定对象发行股票注册的批复》（证监许可 〔2023〕1743 号），公司以简易程序向特定对象发行人民币普通股（A 股）股 票 3,464,021 ...

（一）审议通过《关于以简易程序向特定对象发行股票募投项目延期的议案》 具体内容详见公司同日在上海证券交易所网站（www.sse.com.cn）披露的《无 锡市德科立光电子技术股份有限公司关于以简易程序向特定对象发行股票募投 项目延期的公告》（公告编号：2026-006）。 证券代码：688205 证券简称：德科立 公告编号：2026-005 无锡市德科立光电子技术股份有限公司 第二届董事会第十九次会议决议公告 本公司董事会及全体董事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、准确性和完整性承担个别及连带责任。 一、董事会会议召开情况 无锡市德科立光电子技术股份有限公司（以下简称"公司"）第二届董事会 第十九次会议于 2026 年 2 月 2 日在公司会议室召开。本次会议的通知于 2026 年 1 月 30 日通过书面及电话等方式送达全体董事。本次会议应参加董事 9 名， 实际参加董事 9 名，会议由董事长渠建平先生主持，本次会议的召集、召开方式 符合《公司法》等法律、行政法规、部门规章、规范性文件和《公司章程》的规 定。 二、董事会会议审议情况 表决结果：9 票同意，0 票 ...

Market Overview - After a significant drop yesterday, the A-share market rebounded today, influenced by a collective rebound in the external markets [3] - The Shanghai Composite Index, Shenzhen Component Index, and ChiNext Index closed up by 1.29%, 2.19%, and 1.86% respectively, with a total market turnover exceeding 2.5 trillion [4] Aerospace Sector - The aerospace sector was the strongest performer in today's rebound, with multiple stocks hitting the daily limit, including Zhongchao Holdings, Taihao Technology, and others [5] - The SpaceX concept, solar power, and aerospace stocks surged by 9.4%, 5.23%, and 4.38% respectively [7] Film and Television Sector - The film and television sector showed a continuous slight increase, with a notable performance from Hengdian Film, which achieved a four-day consecutive rise [13] - The sector closed up by 2.23%, driven by pre-holiday speculation for the upcoming Spring Festival box office [15] Gaming Sector - The gaming sector experienced a significant drop, with Tencent Holdings and other companies seeing declines due to rumors regarding potential increases in value-added tax rates [19] - Following clarifications from industry experts, the gaming sector rebounded, closing up by 2.89% [23] Computing Power Chips - The chip sector faced a sharp decline, particularly with Cambrian Technology, which saw a drop of over 14% due to rumors about revenue guidance [26] - Despite a clarification from Cambrian Technology denying the rumors, the stock still ended down over 9% [26]

Summary of Key Points Core Viewpoint - The A-share market experienced significant block trading activity on February 3, with a total transaction value of 2.236 billion yuan, highlighting notable trading in specific stocks such as Shanghai Airport, Zijin Mining, and Longjing Environmental Protection [1]. Group 1: Block Trading Activity - A total of 80 stocks underwent block trading, with Shanghai Airport leading at 349 million yuan, followed by Zijin Mining at 274 million yuan and Longjing Environmental Protection at 161 million yuan [1]. - Among the stocks traded, 7 were sold at par value, 2 at a premium, and 71 at a discount, indicating a predominance of discounted trades [1]. Group 2: Premium and Discount Rates - The stocks with the highest premium rates were DeMa Technology at 5.67% and Shen High-Speed at 2.01% [1]. - The stocks with the highest discount rates included Kai Fa Technology at 29.94%, New Wave Shares at 23.56%, and Ai Meike at 23.43% [1]. Group 3: Institutional Buying and Selling - The top institutional buying positions included Shanghai Airport at 349 million yuan, Longxin Zhongke at 116 million yuan, and Xinyuan Shares at 60.575 million yuan [2]. - The leading institutional selling positions were Nanxin Technology at 8.4 million yuan and Guobo Electronics at 4.1784 million yuan [2].

2月3日，德科立大宗交易成交16.3万股，成交额2689.5万元，占当日总成交额的0.77%，成交价165元，较市场收盘价191.48元折价13.83%。 | 交易日期 | 证券简称 | 证券代码 | | | 成交价(元) 成交金额(万元) 成交量( * ) 买入营业部 | | | 卖出营业部 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 2026-02-03 | 德科立 | 688205 | ાંદર | 1534.5 | 9.3 | 公司上落昆昌若房 | 有限公司天氣用宴 | | | 2026-02-03 | 德科立 | 688205 | ાંદર | 825 | રે | 公司正意发共享 | 国泰海通证券股份 | | | 2026-02-03 | 德科立 | 688205 | ાંદર | 330 | 2 | 机构专用 | 国泰海通证券股份 | | ...

Core Viewpoint - The communication equipment sector experienced a significant increase, with a 2.95% rise on February 3, driven by strong performances from individual stocks like Dekoli and Tianfu Communication [1] Group 1: Market Performance - The Shanghai Composite Index closed at 4067.74, up 1.29%, while the Shenzhen Component Index closed at 14127.1, up 2.19% [1] - Dekoli led the gains in the communication equipment sector with a closing price of 191.48, reflecting a 13.94% increase [1] - Other notable performers included Tianfu Communication, which rose by 13.21% to 270.00, and Cheng Tian Wei Ye, which increased by 11.96% to 58.43 [1] Group 2: Trading Volume and Value - Dekoli had a trading volume of 191,500 shares, with a transaction value of 34.72 billion [1] - Tianfu Communication recorded a trading volume of 619,900 shares, with a transaction value of 162.25 billion [1] - The total trading volume and value for the communication equipment sector showed robust activity, indicating strong investor interest [1] Group 3: Capital Flow - The communication equipment sector saw a net inflow of 134 million from institutional investors, while retail investors experienced a net outflow of 1.38 billion [2] - Major stocks like Tongyu Communication and Yongding Co. attracted significant net inflows of 10.59 billion and 906 million, respectively [3] - The overall capital flow indicates a divergence in investor sentiment, with institutional investors favoring certain stocks while retail investors withdrew [2][3]

Market Overview - The A-share market experienced a significant upward trend on February 3, with the Shanghai Composite Index closing at 4067.74 points, up 1.29%. The Shenzhen Component rose by 2.19%, the ChiNext Index increased by 1.86%, the Sci-Tech Innovation Index gained 2.44%, and the Northbound 50 Index surged by 3.27%. The total trading volume across the Shanghai and Shenzhen markets reached 25,656 billion yuan [1]. Sector Performance - Over 4,800 stocks in the market saw gains, with the photovoltaic industry chain showing strong performance, particularly in the space photovoltaic sector, where companies like Aotewei and Zerun New Energy hit the daily limit with a 20% increase [3]. - The commercial aerospace sector rebounded, with stocks such as Jieli Suojin and Aerospace Development also reaching the daily limit [3]. - The chemical sector remained active, with Wanfeng shares achieving a four-day limit increase [3]. - The precious metals concept saw localized activity, with Hunan Gold hitting the daily limit [4][5]. Precious Metals Market - The precious metals market saw a sharp rebound, with Hunan Gold achieving a remarkable 7-day, 6-limit increase. Other notable performers included Xiaocheng Technology, which rose over 18%, and Zijin Mining, which increased by over 6% [5]. - On February 3, gold prices surged, with spot gold rising over 5% to surpass $4,900 per ounce, while silver also maintained an upward trend, increasing over 8% to break through $86 per ounce [6]. - According to China Galaxy Securities, the recent decline in precious metal prices can be viewed as a market-driven cooling following a period of rapid price increases, rather than a panic exit of funds. This price correction is seen as a normal phenomenon that helps release overheated market sentiment [6]. - Guotai Junan Securities indicated that the recent significant drop in precious metal prices is a technical adjustment to the irrational increases seen since the beginning of the year, rather than the end of a long-term upward trend for gold. The decline in speculative sentiment and leverage levels is expected to support a healthier upward trend for gold in the near term [6]. Computing Power Leasing Sector - The computing power leasing sector showed continued strength, with Tianwei Vision experiencing a direct limit increase [7][8]. - Other companies in this sector, such as Wangsu Technology and Capital Online, saw increases of over 10% [8]. - The CPO concept also performed actively, with Robotech hitting a 20% limit increase, and companies like Juguang Technology, Dekeli, and Tianfu Communication rising over 10% [8]. - According to Dongwu Securities, major overseas cloud providers have begun raising prices for their services, marking the first increase in years. This trend is expected to influence domestic cloud providers to follow suit, creating investment opportunities in the AI cloud industry as demand increases [8].

CPO(共封装光学)是一种新型光电子集成技术，其核心是将网络交换芯片与光模块共同封装于同一个插 槽内，直接实现二者的紧密集成。通过大幅缩短交换芯片与光引擎之间的物理距离，使得该设计相较传 统热插拔模块与LPO（线性可插拔光模块）技术不仅能显著提高电信号在芯片与光引擎间的传输速度， 还能减少信号传输过程中的损耗，进而优化数据交互效率。 市场研究机构CignalAI最新报告显示，受人工智能驱动的数据中心和传输网络建设推动，2025年数通光 模块市场营收预计将超过180亿美元，相干光模块营收达近60亿美元。CignalAI估计，到2029年，400G 及以上数通光模块的市场规模将接近300亿美元。 格隆汇2月3日｜A股市场CPO概念股再度集体爆发，其中，罗博特科涨超17%，炬光科技、蘅东光涨超 10%，沃格光电、天通股份10CM涨停，天孚通信涨超9%，长芯博创涨超8%，太辰光、杰普特、光库 科技涨超7%，德科立、永鼎股份、华天科技、联特科技涨超5%。值得注意的是，罗博特科、炬光科 技、天孚通信、长芯博创、德科立、亨通光电、蘅东光创历史新高。 | 代码 | 名称 | | 涨幅% ↓ | 总市值 | 年初至今涨幅% | ...

Group 1: Precious Metals Market - Spot gold first broke the $5500/oz mark, reaching nearly $5600/oz before dropping below $5200/oz [1] - The non-ferrous metals sector saw significant declines, with major companies like Zijin Mining and Luoyang Molybdenum falling over 8% and 9% respectively [1] - The performance of the non-ferrous metals sector pressured the Shanghai Composite Index and Shenzhen Component Index, while the ChiNext Index rose due to gains in key stocks like CATL and Sungrow [1] Group 2: Agricultural and Consumer Sectors - Some cyclical sectors showed strong performance, with agriculture and aquaculture sectors rising significantly, indicating a typical rotation pattern in commodity markets [1] - The rise in agricultural products is expected to transmit to the aquaculture sector and further into the consumer market [1] - By the close of the morning session, the Shanghai Composite Index fell by 1.19%, the Shenzhen Component Index by 0.96%, while the ChiNext Index increased by 0.8% [1] Group 3: Film and Entertainment Sector - The film and cinema sector saw active performance, with stocks like Hengdian Film and Happiness Blue Sea experiencing significant gains [4][6] - A favorable policy environment, including the State Council's plan to enhance service consumption, is expected to support the film industry [6][7] - The upcoming 2026 Spring Festival film lineup is anticipated to drive market recovery, with multiple new films scheduled for release [7] Group 4: AI and Optical Communication Sector - The North American computing power chain showed strong performance, with stocks like "Yizhongtian" and Tianfu Communication reaching historical highs [7] - The demand for AI computing power is driving upgrades in the optical communication industry, with strong demand for high-speed optical modules [10] - Despite short-term supply gaps in high-speed optical chips, upstream manufacturers are actively expanding production, which is expected to alleviate supply chain bottlenecks [10]