证券代码：300690 证券简称：双一科技 公告编号：2026-005 山东双一科技股份有限公司 第四届董事会第十次临时会议决议。 第四届董事会第十次临时会议决议公告 一、董事会会议召开情况 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假记载、 误导性陈述或重大遗漏。 山东双一科技股份有限公司（以下简称"公司"）第四届董事会第十次临时会议于 2026 年 03 月 19 日通过电子邮件及专人送达的形式送达至各位董事。本次董事会于 2026 年 03 月 24 日上午 10:00 以现场结合通讯方式召开。本次董事会应参会董事 9 名，实际参会董 事 9 名，其中，董事王庆华先生、李彬先生、黄宇先生、崔振进先生、杨振生先生以通讯 方式参加会议。会议由董事长王庆华先生主持。本次会议的召集、召开和表决程序符合《中 华人民共和国公司法》等法律、行政法规、部门规章、规范性文件和《公司章程》等的有关 规定。 一、董事会会议审议情况 审议通过《关于高级管理人员变更的议案》 经与董事会投票表决，形成以下决议： 因公司内部工作调整，公司董事、技术总工崔海军先生申请辞任技术总工职务。崔海军 先生辞去技术总工职务 ...

证券代码：300690 证券简称：双一科技 公告编号：2026-006 山东双一科技股份有限公司 一、高级管理人员辞任情况 因公司内部工作调整，公司董事、技术总工崔海军先生申请辞去技术总工职务，辞任后 崔海军先生仍担任公司第四届董事会董事及董事会专门委员会相关职务。崔海军先生的技术 总工职务原定任期至公司第四届董事会任期届满之日止，其辞任不会影响公司相关工作的正 常运行，辞任申请自送达公司董事会之日起生效。 截至本公告披露日，崔海军先生直接持有公司股份 504,815 股，占公司总股本的 0.3053%。崔海军先生不存在应履行而未履行的承诺事项。崔海军先生辞任技术总工职务后 仍担任公司董事，其所持股份仍将严格遵守《证券法》《公司章程》《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》《深圳证券交易所上市公司自律 监管指引第 18 号——股东及董事、监事、高级管理人员减持股份》等相关规定进行管理。 崔海军先生在担任公司高级管理人员期间勤勉尽责、恪尽职守，公司及董事会对其所作 的贡献表示衷心感谢！ 二、聘任高级管理人员情况 公司于 2026 年 03 月 24 日召开第四届董事会第十次临 ...

证券代码：300690 证券简称：双一科技 公告编号：2026-004 山东双一科技股份有限公司 山东双一科技股份有限公司（以下简称"公司"或"双一科技"）于 2026 年 01 月 30 日召开 2026 年第一次临时股东会，审议通过了《关于补选第四届董事会独立董事的议案》， 同意补选杨振生先生为公司第四届董事会独立董事，任期公司 2026 年第一次临时股东会审 议通过之日起至第四届董事会届满止。 截至公司 2026 年第一次临时股东会通知发出之日，杨振生先生尚未取得深圳证券交易 所认可的独立董事培训证明，其已承诺参加最近一次独立董事培训并取得深圳证券交易所认 可的独立董事培训证明。 近日，公司董事会收到独立董事杨振生先生的通知，其已按照相关规定参加了深圳证券 交易所举办的上市公司独立董事任前培训（线上），并取得由深圳证券交易所创业企业培训 中心颁发的《上市公司独立董事培训证明》。 特此公告 山东双一科技股份有限公司 董事会 2026 年 03 月 20 日 关于独立董事取得独立董事资格证书的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假记载、 误导性陈述或重大遗漏。 ...

Investment Rating - The report maintains a "Positive" outlook for the wind power industry, expecting the industry index to outperform the market index by over 5% in the next six months [3][37]. Core Insights - The wind power industry is experiencing a recovery in profitability and an optimization of its structure, driven by stabilizing wind turbine prices, accelerated onshore wind installations, and favorable offshore wind policies. Long-term benefits are anticipated from breakthroughs in deep-sea technology and global expansion [3]. - The first quarter of 2025 saw a domestic public tender capacity for wind power units reach 28.6 GW, representing a year-on-year increase of 22.7%. The average bidding price for 3MW wind turbines in Q3 2025 was 1610 RMB/KW, up 9.2% year-on-year [22][3]. Summary by Sections Wind Power Sector Weekly Market Review - During the week of March 9-13, 2026, the Shanghai Composite Index increased by 0.19%, while the Shenwan Electric Equipment Index rose by 4.55%, ranking second among 31 industry indices. The wind power equipment index surged by 11.74%, outperforming other sectors [12][15]. - Notable performers in the wind power equipment sector included Tongyu Heavy Industry, Shuangyi Technology, and Dajin Heavy Industry, while Haigang Co., Feiwo Technology, and Xiangdian Co. saw significant declines [19][3]. Raw Material Prices and Tender Information - The report indicates fluctuations in raw material prices, with iron ore futures closing at 811.5 RMB/ton, up 39.5 RMB/ton, and casting pig iron at 3110 RMB/ton, up 70 RMB/ton. The price of epoxy resin increased significantly to 19166.67 RMB/ton, up 3566.67 RMB/ton [25][2]. - The average bidding price for 3MW wind turbines reflects a positive trend, indicating a healthy demand in the market [22]. Company and Industry Events - The report highlights key projects under China's 14th Five-Year Plan, focusing on the development of major energy bases and the promotion of clean energy. Specific projects in Guangdong and Zhejiang provinces are set to enhance offshore wind capacity significantly, with investments totaling over 500 billion RMB [31][32][33][35].

Investment Rating - The report rates the humanoid robotics industry as "Outperform the Market" [2] Core Insights - The humanoid robotics index experienced a decline of 1.37% during the week of March 9 to March 13, 2026, maintaining a volatile pattern. The current PE ratio is at a 23.81% percentile over the past three months [2] - Key companies in the humanoid robotics sector are accelerating their listings in Hong Kong, enhancing their global presence and supply chain influence [2] - The upcoming NVIDIA GTC 2026 conference is expected to be a significant catalyst for advancements in robotics and AI, focusing on industrial-grade embodied intelligence and foundational models [2] Summary by Sections Industry Overview - The humanoid robotics industry is in a transitional phase from engineering to mass production, with technological advancements and event-driven catalysts influencing short-term pricing [2][19] - The report highlights the importance of production rhythm and application scenarios for long-term growth [2] Market Performance - The humanoid robotics index has shown fluctuations, with notable gains from companies like Bozhong Precision (+38.28%) and Shuangyi Technology (+26.27%), while companies like Huapei Power (-23.42%) and Hengfeng Tools (-17.09%) faced significant declines [2][14] - The report emphasizes the need to monitor the production and iteration progress of leading humanoid robotics manufacturers [2] Investment Recommendations - The report recommends investing in companies with core component capabilities that can enhance value through collaboration with complete machine manufacturers, such as reducers, screws, motors, sensors, and control systems [2] - It also suggests focusing on platform-type manufacturers with integrated algorithm and control system capabilities, as their market leadership is expected to become more evident with the advancement of industrialization [2]

Investment Rating - The report maintains a "Positive" outlook for the wind power industry, expecting the industry index to outperform the market index by 5% over the next six months [8]. Core Insights - The wind power industry is experiencing a recovery in profitability and an optimization of its structure, with short-term stabilization and rebound in turbine prices, accelerated onshore wind installations, and policy catalysts for offshore wind. Long-term benefits are anticipated from breakthroughs in deep-sea technology and global expansion [3]. - The first quarter of 2025 saw a public tender capacity for wind power units in China reach 28.6 GW, representing a year-on-year increase of 22.7%. The average tender price for 3MW wind turbines was 1610 RMB/KW, up 9.2% year-on-year [23][34]. Summary by Sections Wind Power Sector Weekly Market Review - During the week of March 2-6, 2026, the Shanghai Composite Index decreased by 1.07%, while the Shenwan 31 industry indices saw 7 rise, with the electric power equipment index increasing by 0.55%, ranking 6th and outperforming the index by 1.62 percentage points. The wind power equipment index fell by 2.41% [13][16]. - Among companies in the wind power equipment sector, the top gainers were Tiensun Wind Power, Hewei Electric, Tongyu Heavy Industry, Riyue Shares, and Tianneng Heavy Industry, while the biggest losers included Taisheng Wind Power, Dajin Heavy Industry, Shuangyi Technology, Mingyang Smart Energy, and Feiwo Technology [20][22]. Bidding and Key Raw Material Price Trends - The report notes fluctuations in raw material prices, with iron ore futures closing at 750,772 RMB/ton, up by 21.5 RMB/ton. The price of casting pig iron remained stable at 3040 RMB/ton, while the price of medium-thick plates decreased by 3 RMB/ton to 3312 RMB/ton. Copper and aluminum spot prices were 12,808 and 3,385 USD/ton, respectively, with changes of -4.7% and +7.2% [2][26]. Company and Industry Events - Guangdong Yangjiang is pushing for the comprehensive commencement of a 2.5 million kW offshore wind power project this year, with significant advancements in offshore wind power capacity and equipment manufacturing [33][34]. - The report highlights that by 2035, China's energy strategy aims for a total installed capacity of 3.6 billion kW for wind and solar power, with wind power being a core component of energy transition [35].

Investment Rating - The report maintains a "Positive" outlook for the wind power industry, expecting the industry index to outperform the market index by over 5% in the next six months [8]. Core Insights - The wind power industry is experiencing a recovery in profitability and an optimization of its structure, driven by stabilizing wind turbine prices, accelerated onshore wind installations, and favorable offshore wind policies. Long-term benefits are anticipated from breakthroughs in deep-sea technology and global expansion [3]. - The domestic public bidding capacity for wind power units in Q1 2025 is projected to be 28.6 GW, reflecting a year-on-year increase of 22.7%. The average bidding price for 3MW wind turbines in Q3 2025 is expected to be 1610 CNY/KW, up by 9.2% year-on-year [22][33]. Summary by Sections Wind Power Sector Weekly Market Review - During the period from February 24 to February 27, 2026, the Shanghai Composite Index increased by 1.08%, while the Shenwan Electric Equipment Index rose by 1.89%, ranking 16th among 31 industry indices. The wind power equipment index surged by 8.34%, outperforming the index by 0.81 percentage points [13][16]. - Notable performers in the wind power equipment sector included Feiwo Technology, Goldwind Technology, and Daikin Heavy Industries, while companies like Shuangyi Technology and Mingyang Smart Energy saw declines [20] Bidding and Raw Material Price Situation - The report highlights fluctuations in raw material prices, with iron ore futures closing at 750 CNY/ton, up by 4.5 CNY/ton. The prices for copper and aluminum were reported at 13439.5 and 3157.5 USD/ton, respectively, reflecting increases of 5.4% and 3.4% [2][26]. Company and Industry Events - The report details significant projects, including the 1200MW offshore wind project by Datang Group, which is set to install 60 units of 10MW wind turbines. The project is expected to enhance the offshore wind capacity in Hainan Province [34]. - In Germany, the offshore wind capacity has surpassed 10GW, marking a significant milestone in the country's renewable energy development [36].

Group 1 - The core point of the article is that Shuangyi Technology (300690) reported a total of 26,386 shareholders as of February 13, 2026 [1]

Core Viewpoint - The company expects a significant increase in net profit for 2025, driven by growth in the wind power sector and new orders [1][2]. Financial Performance - The company forecasts a net profit attributable to shareholders for 2025 to be between 154.71 million yuan and 171.90 million yuan, representing a year-on-year growth of 80% to 100%. The non-recurring net profit is expected to grow by 55% to 75% [2]. Shareholder Information - As of January 9, 2026, the number of shareholders is reported to be 31,142, indicating a change in the equity structure [3]. Stock Performance - On January 30, 2026, the company's stock price decreased by 2.02%, closing at 31.08 yuan per share, with a net outflow of 3.25 million yuan in principal funds. Recent stock price fluctuations are influenced by market sentiment and sector performance [4]. Project Development - The company's composite materials research and development center project has been delayed and is now expected to be completed by the end of 2026, which may impact the long-term technological strategy [5].

Core Viewpoint - The company, Shuangyi Technology, is currently in the process of customer validation for its new composite material cabinet covers used in outdoor integrated cabinet products for communication equipment [1] Group 1 - The new composite material cabinet covers are designed for outdoor integrated cabinet products [1] - The company is actively engaging with investors through an interactive platform to provide updates on product development [1] - Customer validation is a critical step before the full-scale production and sales of the new product [1]