《2024 年度内部控制自我评价报告》的核查意见 长城证券股份有限公司 关于广州市聚赛龙工程塑料股份有限公司 长城证券股份有限公司（以下简称"长城证券"或"保荐机构"）作为广州市聚 赛龙工程塑料股份有限公司（以下简称"聚赛龙"或"公司"）持续督导的保荐机构， 根据《证券发行上市保荐业务管理办法》《深圳证券交易所创业板股票上市规则》 《上市公司自律监管指引第 2 号——创业板上市公司规范运作》等有关法律法规 和规范性文件的要求，对公司董事会出具的《2024 年度内部控制自我评价报告》 进行了审慎核查，具体情况如下： 一、保荐机构进行的核查工作 保荐机构保荐代表人通过与公司相关负责人交谈，查阅了董事会等会议记录、 年度内部控制自我评价报告、监事会报告，以及各项业务和管理规章制度，从公 司内部控制环境、内部控制制度的建设、内部控制的实施情况等方面对其内部控 制制度的完整性、合理性及有效性进行了核查。 二、内部控制评价工作情况 （一）内部控制评价范围 公司按照风险导向原则确定纳入评价范围的主要单位、业务和事项以及高风 险领域。纳入评价范围的主要单位包括：广州市聚赛龙工程塑料股份有限公司、 芜湖聚赛龙新材料科技有限公司 ...

关于广州市聚赛龙工程塑料股份有限公司 非经营性资金占用及其他关联资金往来情况的专项审核说明 中国杭州市钱江新城新业路 8 号 UDC 时代大厦 A 座 5-8 层、12 层、23 层 Floors5-8,12and23,Block A,UDC Times Building,No.8 Xinye Road，Qianjiang New City,Hangzhou Tel.0571-88879999 Fax.0571-88879000 www.zhepa.cn , 目 录 | 一、关于非经营性资金占用及其他关联资金往来情况的 | | | --- | --- | | 专项审核说明 | 页 次 1-2 | 中国杭州市钱江新城新业路 8 号 UDC 时代大厦 A 座 5-8 层、12 层、23 层 Floors5-8,12and23,Block A,UDC Times Building,No.8 Xinye Road，Qianjiang New City,Hangzhou Tel.0571-88879999 Fax.0571-88879000 www.zhcpa.cn 19 二、非经营性资金占用及其他关联资金往来情况汇总 ...

Financial Performance - The company's revenue for Q1 2025 was CNY 360,274,965.61, representing a 5.76% increase compared to CNY 340,667,514.24 in the same period last year[5] - Net profit attributable to shareholders for Q1 2025 was CNY 15,802,312.47, up 9.32% from CNY 14,454,518.96 in Q1 2024[5] - Total operating revenue for the current period reached ¥360,274,965.61, an increase of 5.8% compared to ¥340,667,514.24 in the previous period[26] - Net profit for the current period was ¥13,559,107.84, representing an increase of 6.0% from ¥12,786,646.32 in the previous period[27] - The total comprehensive income for the current period is CNY 14,103,471.48, compared to CNY 12,914,628.92 in the previous period, representing an increase of approximately 9.2%[28] - Basic earnings per share for the current period is CNY 0.3307, up from CNY 0.3025 in the previous period, reflecting an increase of about 9.1%[28] Cash Flow - The net cash flow from operating activities improved to -CNY 46,102,243.82, a 36.80% increase compared to -CNY 72,949,785.86 in the previous year[5] - The company’s cash flow from investing activities improved significantly, with a net cash flow of -CNY 1,994,491.44, a 97.74% increase compared to -CNY 88,393,758.84 in the previous year[12] - Cash inflow from investment activities totaled CNY 116,455,886.76, compared to CNY 3,549,475.00 in the previous period, indicating a significant increase[32] - Cash outflow from investment activities is CNY 118,450,378.20, up from CNY 91,943,233.84 in the previous period[32] - Net cash flow from financing activities is CNY 48,402,806.46, down from CNY 66,246,802.84 in the previous period[32] - The ending cash and cash equivalents balance is CNY 221,567,627.69, compared to CNY 85,028,965.06 in the previous period, showing a substantial increase[32] - The company received CNY 7,655,944.03 in tax refunds during the current period, compared to CNY 0.00 in the previous period[31] - The company reported a net increase in cash flow from financing activities of CNY 127,018,906.84, compared to CNY 94,175,741.06 in the previous period[32] Assets and Liabilities - Total assets at the end of Q1 2025 were CNY 2,080,745,163.30, reflecting a 1.86% increase from CNY 2,042,769,091.27 at the end of the previous year[6] - Current liabilities totaled ¥705,615,874.13, slightly up from ¥700,358,405.64, indicating a 0.4% increase[23] - Non-current liabilities rose to ¥515,476,275.55 from ¥497,205,526.29, reflecting a growth of 3.0%[23] - The total equity attributable to shareholders increased to ¥887,460,212.54, compared to ¥870,769,153.63, a rise of 1.0%[24] Shareholder Information - The total number of common shareholders at the end of the reporting period is 8,168[14] - The largest shareholder, Hao Yuan Zeng, holds 24.54% of shares, totaling 11,730,000 shares[14] - The number of shares held by the top ten shareholders accounts for a significant portion of the total shares, with the top two shareholders alone holding over 41%[14] - The company has a total of 24,705,792 shares under lock-up, with 16,992,857 shares released during the period[18] - The company plans to release a significant portion of locked shares by March 14, 2025, as they have met the 36-month holding requirement[17] Operational Metrics - The weighted average return on equity for Q1 2025 was 1.80%, slightly up from 1.78% in the same period last year[5] - The company reported a significant increase in accounts receivable financing, which rose by 40.33% to CNY 402,672,772.74 due to increased receivables[10] - The company experienced a 36.72% increase in taxes and surcharges, amounting to CNY 1,210,768.10, primarily due to higher property and land use taxes[11] - Investment income for Q1 2025 increased by 87.56% to CNY 216,932.71, attributed to higher returns from financial products and increased discounting fees on receivables[11] - The company reported a 69.45% increase in contract liabilities, reaching CNY 2,050,642.09, due to an increase in signed contracts awaiting performance[10] Research and Development - Research and development expenses for the current period were ¥12,147,039.66, up from ¥11,885,310.30, indicating a growth of 2.2%[26] - The company plans to expand its market presence and invest in new product development, although detailed figures and timelines were not provided in the earnings call[22] Audit and Compliance - The company has not undergone an audit for the first quarter report[33] - There are no new strategies or product developments mentioned in the current report[19]

Financial Performance - The company's operating revenue for 2024 reached ¥1,709,863,154.15, representing a 15.74% increase compared to ¥1,477,393,224.03 in 2023[16]. - The net profit attributable to shareholders for 2024 was ¥38,477,743.86, a 3.57% increase from ¥37,152,027.16 in 2023[16]. - The net cash flow from operating activities improved by 25.62%, from -¥26,632,309.58 in 2023 to -¥19,808,595.57 in 2024[16]. - Total assets increased by 21.77% to ¥2,042,769,091.27 at the end of 2024, up from ¥1,677,591,887.80 at the end of 2023[16]. - The company's basic earnings per share for 2024 was ¥0.8053, reflecting a 3.56% increase from ¥0.7776 in 2023[16]. - The company reported a quarterly revenue of ¥527,353,572.48 in Q4 2024, marking a significant increase compared to previous quarters[19]. - The revenue from modified PP was ¥895,221,023.60, accounting for 52.36% of total revenue, with a growth of 21.02% compared to the previous year[66]. - The gross profit margin for the modified plastics industry was 9.94%, a decrease of 0.90% compared to the previous year[69]. - The total sales volume for the modified plastics industry increased by 23.88% year-on-year, reaching 178,554.73 tons[70]. Dividend and Profit Distribution - The company plans to distribute a cash dividend of 4.1 RMB per 10 shares to all shareholders, based on a total of 47,780,000 shares[3]. - The proposed cash dividend is RMB 4.1 per 10 shares (including tax), totaling RMB 19,589,800.00, which represents 100% of the total profit distribution[163]. - The total distributable profit for 2024 is RMB 256,976,184.16, with retained earnings carried forward to the next fiscal year[163]. - The company did not issue any bonus shares or conduct capital reserve transfers during the profit distribution[163]. Research and Development - The company has been focusing on the development of modified plastics, which are crucial in meeting the evolving demands of various manufacturing sectors[26]. - The company holds 27 authorized patents for modified PP materials, with a strong R&D team consisting of 12 key technical personnel, 4 of whom have master's degrees[46]. - The company has developed a chemical foaming grade modified polypropylene material for automotive door trim, achieving a weight reduction ratio of approximately 7% compared to traditional products[56]. - The company is focusing on the development of self-lubricating wear-resistant materials and high thermal conductivity insulation materials to meet the demands of humanoid robots[60]. - The company has established a polymer materials R&D center and has been recognized as a provincial engineering technology center and a national key laboratory[49]. - The company is committed to transforming theoretical research results into practical applications to ensure its technology and products remain industry-leading[117]. Market and Industry Trends - The demand for modified plastics is expected to grow due to the economic recovery and increasing performance requirements for lightweight, environmentally friendly, and high-performance materials[28]. - In the automotive sector, modified plastics are projected to reduce vehicle weight and costs, contributing to energy-saving and emission reduction goals, with China's automotive production and sales expected to grow by 3.7% and 4.5% respectively in 2024[33]. - The production and sales of new energy vehicles in China are anticipated to increase significantly, with growth rates of 34.4% and 35.5% respectively, driving demand for high-performance modified plastics[33]. - The company has a strong market position in the modified plastics sector, providing high-performance solutions to major clients like Midea, Gree, and Toyota[38]. Environmental and Social Responsibility - The company has implemented measures to reduce carbon emissions, including the installation of rooftop solar power stations, generating a total of 5.1546 million kWh in the reporting period[174]. - The company has completed the renewal of its wastewater discharge permit, ensuring compliance with environmental regulations[173]. - The company has signed contracts with hazardous waste disposal partners and has transferred solid waste as required[173]. - The company has actively promoted energy-saving awareness among employees and implemented a paperless office policy to conserve resources[174]. - The company has made donations totaling 408,000 RMB to various educational and charitable causes in 2024, including 300,000 RMB to Hubei University[180]. Governance and Compliance - The company maintains a governance structure compliant with relevant laws and regulations, ensuring equal treatment of all shareholders, particularly minority shareholders[125]. - The company has established independent operational capabilities, with clear boundaries between its assets and those of the controlling shareholder, ensuring no fund occupation or guarantees provided to the controlling shareholder[127]. - The company has a complete and independent financial accounting system, with independent financial personnel and bank accounts, ensuring financial decision-making autonomy[128]. - The company has established a comprehensive internal control system in accordance with relevant laws and regulations, ensuring effective operation[166]. - There were no significant internal control deficiencies reported during the fiscal year[167]. Risk Management - The company emphasizes the importance of risk awareness regarding forward-looking statements and future plans[3]. - The company recognizes the risk of intensified industry competition and is committed to improving its operational management to maintain competitiveness[116]. - The company is actively monitoring customer credit status and adjusting credit policies to mitigate potential risks associated with accounts receivable[119]. - The company has implemented a series of risk control measures to optimize its collection policies and improve cash flow management[119]. Employee and Management - The company reported a total of 604 employees at the end of the reporting period, with 484 in the parent company and 120 in major subsidiaries[153]. - The employee composition includes 299 production personnel, 76 sales personnel, 121 technical personnel, 24 financial personnel, 54 administrative personnel, and 30 quality personnel[153]. - The company has established a differentiated incentive plan to enhance employee motivation and teamwork, based on job responsibilities and performance indicators[155]. - The company is led by a diverse team with extensive backgrounds in engineering, finance, and management, contributing to its strategic direction[135]. Future Strategies - The company plans to enhance R&D innovation and focus on emerging technologies, particularly in low-altitude economy, robotics, and new energy sectors[114]. - The company aims to optimize its production system by introducing advanced equipment and building automated production lines to improve efficiency and reduce costs[115]. - The company plans to accelerate the investment progress of fundraising projects, focusing on the construction of production bases in East and South China, which will enhance production capacity and management efficiency[195]. - The company aims to improve its internal control system and investment decision-making processes to effectively manage operational and management risks[195].

广州市聚赛龙工程塑料股份有限公司 2024 年度独立董事述职报告 （郑垲） 本人作为广州市聚赛龙工程塑料股份有限公司（以下简称"公司"）的独立 董事，在 2024 年工作中，严格按照《公司法》《证券法》《上市公司独立董事管 理办法》《深圳证券交易所创业板股票上市规则》等相关法律法规和《公司章程》 《独立董事工作制度》等公司制度的有关规定和要求，忠实履行独立董事职责， 充分发挥独立董事的独立作用，勤勉尽责，切实维护了公司整体利益和全体股东 合法权益。现就本人 2024 年度履行独立董事工作职责情况汇报如下： 一、独立董事基本情况 （一）工作履历、专业背景以及兼职情况 郑垲，男，1952 年 2 月出生，中国国籍，无境外永久居留权，本科学历，高 级工程师。曾任北京化工研究院科研生产办公室主任，美国通用电气公司塑料部 北京服务中心经理，北京泛威工程塑料有限公司经营部长，国家通用工程塑料工 程技术研究中心副主任，中国工程塑料工业协会秘书长、副理事长，中国合成树 脂供销协会秘书长、理事长。2020 年 6 月至今任中国合成树脂协会理事长。现 任聚赛龙独立董事。 （二）是否存在影响独立性的情况说明 2024 年度，作为公 ...

广州市聚赛龙工程塑料股份有限公司 2024 年度独立董事述职报告 （彭晓洁） 本人作为广州市聚赛龙工程塑料股份有限公司（以下简称"公司"）的独立 董事，在 2024 年工作中，严格按照《公司法》《证券法》《上市公司独立董事管 理办法》《深圳证券交易所创业板股票上市规则》等相关法律法规和《公司章程》 《独立董事工作制度》等公司制度的有关规定和要求，忠实履行独立董事职责， 充分发挥独立董事的独立作用，勤勉尽责，切实维护了公司整体利益和全体股东 合法权益。现就本人 2024 年度履行独立董事工作职责情况汇报如下： 一、独立董事基本情况 （一）工作履历、专业背景以及兼职情况 彭晓洁，女，1973 年 12 月出生，中国国籍，无境外永久居留权，管理学博 士、应用经济学博士后。1992 年 7 月至 2019 年 12 月，历任江西财经大学会计 学院助教、讲师、副教授、教授、博士生导师，2020 年 1 月至今任佛山大学会计 专业教授，2021 年 12 月至今任中南财经政法大学博士生合作导师；2022 年 5 月 至今任聚赛龙独立董事。现任南京音飞储存设备（集团）股份有限公司独立董事、 广东道氏技术股份有限公司独立董事 ...

广州市聚赛龙工程塑料股份有限公司 2024 年度独立董事述职报告 （李素玲） 《独立董事工作制度》等公司制度的有关规定和要求，忠实履行独立董事职责， 充分发挥独立董事的独立作用，勤勉尽责，切实维护了公司整体利益和全体股东 合法权益。现就本人 2024 年度履行独立董事工作职责情况汇报如下： 一、独立董事基本情况 （一）工作履历、专业背景以及兼职情况 李素玲，女，1975 年 2 月出生，中国国籍，无境外永久居留权，毕业于西北 政法大学，法学专业。李素玲女士自 1997 年开始从事律师工作，2021 年 4 月至 今为广东广信君达律师事务所专职律师，曾于甘肃金城律师事务所、新疆博昊律 师事务所、广东保典律师事务所等律所担任合伙人/专职律师，曾兼任新疆法制 报特邀律师，新疆自治区高级人民法院司法调解员等职务。2016 年 8 月至今任 民盟广州市委员会法制委员会委员，2022 年 4 月至今任广东省律师协会证券与 资本市场法律专业委员会委员。2023 年 11 月至今任聚赛龙独立董事。 （二）是否存在影响独立性的情况说明 2024 年度，作为公司独立董事，本人未在公司担任除独立董事以外的任何 职务。本人及直系亲属 ...

Group 1 - UCM plans to reduce its holdings in Youde Precision (300549.SZ) by up to 1,333,400 shares, accounting for 1% of total share capital within three months after the announcement [1] - Dongtai Juheng plans to reduce its holdings in Jusa Long (301131.SZ) by up to 477,909 shares, also representing 1% of total share capital within the same timeframe [1] - Shouzhong Education intends to reduce its holdings in Jindan Technology (300829.SZ) by up to 600,000 shares, which is 0.31% of total share capital [1] Group 2 - Zhao Hua Investment plans to reduce its holdings in Zhidi Technology (301503.SZ) by up to 336,000 shares, accounting for 0.42% of total share capital [1] - Jinfu Yuan Five Fund's shareholding in Nanjiguang (300940.SZ) has dropped to 4.9999% as of April 21, no longer qualifying as a major shareholder [1] - Executives of Yashichuangneng (603378.SH) completed their reduction plans, selling 3,311,900 shares, 406,700 shares, and 319,300 shares respectively [1] Group 3 - Shanghai Houxu did not reduce its holdings in Baoli Food (603170.SH) during the planned reduction period, which was set to be up to 12,000,300 shares [2] - Supervisors and executives of Hongyuan Electronics (603267.SH) completed their reduction plans, selling 210,000 shares and 300,000 shares respectively [3] - Major shareholders of Duolun Technology (603528.SH) reduced their holdings by 3,055,000 shares and 3,056,400 shares between April 8 and April 21 [3] Group 4 - Controlling shareholder Ningbo Sichu reduced its holdings in Shuiyou Co., Ltd. (603171.SH) by 8,135,232 shares, which is 2% of total share capital [3] - Shareholders of Kaiyin Technology (688687.SH) plan to reduce their holdings by up to 5,128,000 shares, representing 3% of total share capital [3] - Zhang Lijun from Fortune Trend (688318.SH) reduced 122,800 shares, while Qin Tao did not implement his reduction plan [4] Group 5 - Shareholders Yancheng Semiconductor and Gongqingcheng Kangseng reduced their holdings in Kangxi Communication (688653.SH) by 12,573,400 shares, accounting for 2.96% of total share capital [4] - Ali Zeta plans to reduce its holdings in Sanjiang Shopping (601116.SH) by up to 16,430,352 shares, which is 3% of total share capital [4] - Shareholder Yuming Yao plans to reduce its holdings in Shenli Co., Ltd. (603819.SH) by up to 6,531,900 shares, representing 3% of total share capital [4] Group 6 - Shandong Electric Construction completed its reduction plan for Liren New Energy (001258.SZ), selling 9,333,300 shares, which is 1% of total share capital [6] - Baishide Chuangye plans to reduce its holdings in Heyuan Gas (002971.SZ) by up to 454,064 shares through centralized bidding and 908,128 shares through block trading [6]

聚赛龙（301131）公告，股东东台聚合盈咨询管理合伙企业(有限合伙)计划在公告披露之日起15个交易 日后的3个月内以集中竞价方式减持不超过47.79万股，占公司总股本比例1.00%。 ...

| 证券代码：301131 | 证券简称：聚赛龙 | 公告编号：2025-009 | | --- | --- | --- | | 债券代码：123242 | 债券简称：赛龙转债 | | 广州市聚赛龙工程塑料股份有限公司 关于公司股东股份减持计划的预披露公告 股东东台聚合盈咨询管理合伙企业（有限合伙）保证向本公司提供的信息内 容真实、准确、完整，没有虚假记载、误导性陈述或重大遗漏。 本公司及董事会全体成员保证公告内容与信息披露义务人提供的信息一致。 特别提示： 持有公司股份 1,207,440 股（占本公司总股本比例 2.53%）的股东东台聚合 盈咨询管理合伙企业（有限合伙）计划在本次减持计划公告披露之日起 15 个交 易日后的 3 个月内以集中竞价方式合计减持公司股份不超过 477,909 股（占本公 司总股本比例 1.00%）。 广州市聚赛龙工程塑料股份有限公司（以下简称"公司"）近日收到公司股 东东台聚合盈咨询管理合伙企业（有限合伙）（以下简称"东台聚合盈"）出具的 关于计划减持公司股份的告知函，现将有关情况公告如下： 一、股东的基本情况 （一）股东名称：东台聚合盈咨询管理合伙企业（有限合伙） 配股等除权 ...