公司代码：688661 公司简称：和林微纳 苏州和林微纳科技股份有限公司 2025年度内部控制评价报告 苏州和林微纳科技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2025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。审计委员会对公司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。公司董事会及董事、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，由于情况的变化可能导致内部 ...

苏州和林微纳科技股份有限公司审计委员会 对会计师事务所 2025 年度履行监督职责情况报告 苏州和林微纳科技股份有限公司（以下简称"公司"）聘请天衡会计师事务 所（特殊普通合伙）（以下简称"天衡"）为公司 2025 年度财务审计机构及内控 审计机构。根据财政部、国务院国有资产监督管理委员会、中国证券监督管理委 员会颁布的《国有企业、上市公司选聘会计师事务所管理办法》，公司董事会审 计委员会切实对天衡在 2025 年度的审计工作情况履行了监督职责。具体情况如 下： 一、2024 年年审会计师事务所基本情况 （一）会计师事务所基本情况 事务所名称：天衡会计师事务所（特殊普通合伙） 成立日期：2013 年 11 月 4 日 统一社会信用代码：913200000831585821 组织形式：特殊普通合伙企业 主要经营场所：南京市建邺区江东中路 106 号 1907 室 经营范围：许可项目：注册会计师业务（依法须经批准的项目，经相关部门 批准后方可开展经营活动，具体经营项目以审批结果为准）一般项目：企业管理 咨询；财政资金项目预算绩效评价服务；财务咨询；税务服务；业务培训（不含 教育培训、职业技能培训等需取得许可的培训 ...

为满足公司融资及经营需求，苏州和林微纳科技股份有限公司（以下简称"公 司"）2026 年度拟向银行申请不超过 12 亿元人民币的综合授信总额，用于办理 流动资金贷款、项目资金贷款、银行承兑汇票、国内信用证、打包贷款、应收账 款保理、进出口押汇、商业票据贴现、银行保函等各种贷款及贸易融资业务。具 体融资金额将视公司运营资金及各家银行实际审批的授信额度来确定。 公司于 2026 年 3 月 30 日召开第三届董事会第七次会议，审议通过了《关于 公司 2026 年度申请银行综合授信额度的议案》，并提请股东会授权公司管理层根 据实际经营情况的需要，在综合授信额度内办理贷款等具体事宜，同时授权公司 法定代表人签署相关协议和文件。公司管理层可在授信额度总额不变的前提下根 据公司实际融资需求、各银行贷款利率等因素调整授信公司、授信银行及相关额 度，并授权公司总经理签署相关决定和文件。本次事项尚需经股东会审议。 特此公告。 证券代码：688661 证券简称：和林微纳 公告编号：2026-007 苏州和林微纳科技股份有限公司 关于 2026 年度申请银行综合授信额度的公告 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 ...

与 2026 年度日常关联交易预计的公告 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、准确性和完整性依法承担法律责任。 证券代码：688661 证券简称：和林微纳 编号：2026-010 苏州和林微纳科技股份有限公司 关于 2025 年度日常关联交易实施情况 重要内容提醒： 一、日常关联交易基本情况 （一）日常关联交易履行的审议程序 公司于 2026 年 3 月 30 日召开了第三届董事会独立董事第一次专门会议，审 议通过了《关于 2025 年度日常关联交易实施情况与 2026 年度日常关联交易预计 的议案》。全体独立董事一致同意本次关联交易预计的事项，并同意将该议案提 交公司董事会审议。 公司于 2026 年 3 月 30 日召开了第三届董事会第七次会议，审议通过了《关 于 2025 年度日常关联交易实施情况与 2026 年度日常关联交易预计的议案》，关 联董事回避表决，非关联董事一致审议通过该议案。本次 2026 年度日常关联交 易预计事项无需提交 2025 年年度股东会审议。 本日常关联交易预计事项无需提交股东会审议 本次预计的关联交易属于苏州和 ...

Investment Performance - The gold stock portfolio for February achieved a return of +2.07%, with a cumulative annual return of +17.8% as of February 28, 2026, outperforming the Shanghai Composite Index and CSI 300 Index by 1.98 percentage points and 1.48 percentage points respectively [1] - The top-performing sectors in the Shenwan first-level industry classification were comprehensive (+18%), steel (+10%), and building materials (+8%) [1] March Investment Strategy Outlook - The A-share market is expected to remain volatile due to valuation levels in certain sectors and external geopolitical influences, with a notable focus on value assets represented by free cash flow indices [2] - The upcoming National People's Congress is anticipated to increase thematic investment opportunities, making macro narratives a key driver for market direction [2] - It is recommended to select stocks with solid fundamentals and low implied expectations in their current valuations, while maintaining a balanced portfolio to avoid overexposure to any single sector [2] Recommended Gold Stocks for March - Utilities: Guiguan Electric Power (600236.SH), Power Equipment: Dongfang Electric (600875.SH) [3] - Electronics: Helin Micro-Nano (688661.SH), Media: Kaiying Network (002517.SZ) [3] - Chemicals: Sanyou Chemical (600409.SH), Xin Fengming (603225.SH) [3] - New Materials: Huafeng Aluminum (601702.SH), Building Materials: China Jushi (600176.SH) [3] - Construction: Honglu Steel Structure (002541.SZ), Transportation: China Merchants Energy Shipping (601872.SH) [3] Company-Specific Insights Guiguan Electric Power (600236.SH) - Plans to acquire a group company in Tibet for 2 billion yuan at 1.1 times PB, gaining access to hydropower resources expected to be operational by 2026-2027 [4] - The company is positioned to support the group's mission in Tibet and is expected to benefit from the national clean energy demonstration base [4] Dongfang Electric (600875.SH) - Increased global electricity demand driven by AI capital investment is expected to boost demand for gas turbines and other power equipment [5] - The company is well-positioned in nuclear power, pumped storage, solar thermal, and hydrogen energy sectors, with leading technology capabilities [5] Helin Micro-Nano (688661.SH) - The chip testing industry is entering a "volume and price rise" cycle due to increased complexity and testing duration [7] - The company is expected to gain market share as supply chain constraints affect competitors, leading to improved performance [8] Kaiying Network (002517.SZ) - The company has secured exclusive licensing for popular games, with a daily active user count nearing 500,000, indicating strong community engagement [10] - AI initiatives are progressing, with new interactive applications expected to launch in early 2026 [10] Sanyou Chemical (600409.SH) - Cotton price increases are expected to drive up demand and prices for viscose, with significant reductions in cotton planting area impacting supply [12] - The company is currently trading at a historical low PB of 1.2 times, indicating a high safety margin [13] Xin Fengming (603225.SH) - The polyester filament market is entering an upcycle, with low inventory levels and expected demand recovery post-holiday [15] - Anticipated profitability improvements in the PTA sector due to limited new capacity and stable downstream demand [15] Huafeng Aluminum (601702.SH) - The company is positioned to benefit from the growing demand for aluminum thermal materials in the electric vehicle sector [18] - The trend of "aluminum replacing copper" is expected to accelerate, opening new market opportunities [18] China Jushi (600176.SH) - The company is at a potential market turning point for electronic fabrics, with prices expected to rise significantly [19] - High-end electronic fabric certifications are progressing faster than anticipated, indicating strong future demand [19] Honglu Steel Structure (002541.SZ) - The company is expected to achieve a production volume of 5.021 million tons in 2025, with a utilization rate of approximately 96.55% [20] - The integration of advanced automation and project management systems is expected to enhance production efficiency [20] China Merchants Energy Shipping (601872.SH) - The oil shipping market is expected to perform strongly due to favorable fundamentals and geopolitical factors [21] - The company is the world's largest owner of VLCCs, positioning it well to benefit from the improving oil and dry bulk shipping markets [21]

Core Viewpoint - Helin Micro-Nano (688661.SH) reported a significant increase in revenue and net profit for the fiscal year 2025, driven by AI ecosystem innovations and a recovering market demand [1] Financial Performance - The company achieved an operating revenue of 868 million yuan, representing a 52.47% increase compared to the same period last year [1] - The net profit attributable to the parent company was 29.638 million yuan [1] - The net profit attributable to the parent company after deducting non-recurring gains and losses was 24.897 million yuan [1] Strategic Focus - In 2025, the company continued to focus on its core business development, driven by market orientation and innovation [1] - The company actively expanded its market presence and optimized its product structure, leading to an effective improvement in overall performance [1]

Financial Performance - The company achieved total operating revenue of RMB 86,755.96 million, an increase of 52.47% compared to the same period last year[3] - The net profit attributable to the parent company was RMB 2,963.80 million, a significant recovery from a loss of RMB 870.81 million in the previous year[3] - The net profit attributable to the parent company after deducting non-recurring gains and losses was RMB 2,489.67 million, improving from a loss of RMB 1,988.33 million[3] - The basic earnings per share reached RMB 0.1951, recovering from a loss of RMB 0.0573 in the previous year[3] Assets and Equity - Total assets at the end of the reporting period were RMB 147,574.68 million, up 4.81% from the beginning of the period[5] - The equity attributable to the parent company increased to RMB 122,763.96 million, a rise of 1.57% from the beginning of the period[5] Market Strategy - The company focused on market-driven innovation, leading to improved overall efficiency and effective market expansion[6] - The increase in operating revenue was supported by the release of orders in the FT chip testing probe and MEMS micro-components sectors[8] Capital Management - The company implemented a capital reserve conversion plan, increasing the share capital and affecting the net asset value per share[8] Financial Data Disclaimer - Investors are advised to note that the financial data presented are preliminary and may differ from the final annual report[9]

Core Viewpoint - The company reported a total operating revenue of 868 million yuan for the fiscal year 2025, representing a year-on-year growth of 52.47%, with a net profit of 29.638 million yuan [1] Group 1: Financial Performance - The total operating revenue for 2025 reached 868 million yuan, marking a significant increase of 52.47% compared to the previous year [1] - The net profit for the same period was recorded at 29.638 million yuan [1] Group 2: Market and Industry Trends - The growth in revenue is attributed to the ongoing recovery in market demand driven by innovations in the AI ecosystem [1] - The company continues to focus on its core business development, driven by market orientation and innovation [1] - There is an active effort to expand market presence and optimize product structure, contributing to the overall improvement in company performance [1]

Group 1 - The semiconductor sector led the market gains, with companies such as Hailin Micro and Youyan Silicon hitting the daily limit, and Fuchuang Precision rising over 12% [1] - The closing performance of various indices showed positive growth: the Sci-Tech Growth Index increased by 1.8%, the Sci-Tech 100 Index by 1.7%, the Sci-Tech 200 Index by 1.5%, the Sci-Tech Composite Index by 1.2%, and the Sci-Tech 50 Index by 0.5% [1] Group 2 - The Sci-Tech 100 Index consists of 100 stocks with good liquidity, focusing on small and medium-sized innovative enterprises, with over 75% of its composition in the electronics, power equipment, and pharmaceutical industries [5] - The Sci-Tech 200 Index tracks 200 small-cap stocks from the Sci-Tech Board, with nearly 70% of its composition in electronics, biomedicine, and machinery equipment sectors [7] - The Sci-Tech Composite Index ETF aims to cover the entire market of the Sci-Tech Board, focusing on artificial intelligence, semiconductors, and new energy [7]

Core Viewpoint - The stock market experienced fluctuations with the Shanghai Composite Index rising by 0.72%, while the Shenzhen Component and ChiNext Index increased by 1.29% and 1.41% respectively, driven by price increase catalysts in various sectors [1] Group 1: Sector Performance - The phosphorous chemical sector saw significant gains, with companies like Chuanjinnuo and Qingshuiyuan hitting the daily limit of price increase, alongside nearly 10 other stocks [1] - The rare earth permanent magnet sector also surged, with Baogang Co. and China Nonferrous Metal Mining Co. reaching their daily price limits [1] - The semiconductor industry chain strengthened in the afternoon, with companies such as Helin Micro-Nano and Yuyuan Silicon achieving a 20% increase in stock price [1]