Group 1: Business Overview - The industrial membrane currently accounts for approximately 70% of the company's membrane business revenue [1] - The company's membrane products are exported to over 130 countries and regions, projected to account for about 30% of total revenue in 2024 [2] Group 2: Product Applications - Household reverse osmosis membrane products are widely used in home health water applications, focusing on high-quality needs for sensitive users such as infants and the elderly [1] - The company is actively collaborating with application enterprises to accelerate the domestic substitution process of ultra-pure water key materials [2] Group 3: Financial Performance - In the first quarter, the company reported an operating income of 363 million yuan, an increase of 8.43% year-on-year [2] - The net profit attributable to the parent company was 44.45 million yuan, reflecting a year-on-year growth of 30.35% [2] - The average gross margin in the first quarter increased by 1.66% compared to previous periods, driven by the growth in membrane material sales [2] Group 4: Impact of Tariffs - The revenue from products directly exported to the United States is minimal, thus changes in China-U.S. tariff policies have a limited impact on the company's operations [1]

证券代码：000920 证券简称：沃顿科技 公告编号：2025-035 沃顿科技股份有限公司 关于参加 2025 年投资者集体接待日暨 2024 年度业绩说明会 并征集问题的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假 记载、误导性陈述或重大遗漏。 沃顿科技股份有限公司（以下简称"公司"）已分别披露《2024 年年度报告》和《2025 年一季度报告》，为便于广大投资者更深入 全面地了解公司情况，公司将参加由贵州证监局指导、贵州证券业协 会与深圳市全景网络有限公司联合举办的 2025 年贵州辖区上市公司 投资者集体接待日暨 2024 年度业绩说明会并征集相关问题。本次活 动具体安排如下： 欢迎投资者积极参与问题征集，同时公司诚挚邀请广大投资者在 业绩说明会召开时间与公司出席的董事、高管进行交流。 特此公告。 一、业绩说明会的安排 召开时间：2025 年 5 月 12 日（星期一）15:40-17:40。 召开方式：网络远程方式。 出席人员：公司董事长蔡志奇先生，独立董事王立明先生，董事 会秘书赵峰先生，副总经理、财务总监兼总法律顾问郑巍先生。 参与方式：投资者可登录 http://r ...

Group 1: Financial Performance - The company's gross profit margin improved due to ongoing production line upgrades and enhanced production efficiency [1] - Supply chain management optimization and domestic material procurement significantly contributed to cost reduction and efficiency gains [1] Group 2: Capacity and Market Demand - Current production capacity can be further enhanced based on equipment upgrades, with infrastructure supporting additional capacity expansion [1] - The company can dynamically adapt its production scale to meet market demand increases, ensuring it does not become a bottleneck for growth [1] Group 3: Competitive Advantages - The company has achieved international advanced levels in product technology, tailored solutions to local application scenarios, and maintains a comprehensive service network [2] - Strong understanding of domestic industry policies and market characteristics allows for precise market trend identification and rapid product iteration [2] Group 4: Subsidiary Performance - The subsidiary, Daziran, leverages unique material properties to create differentiated competitive advantages and has built a stable customer base [3] - Daziran's introduction of a full-home customization brand enhances customer value and brand influence, aiming for stable revenue in 2024 despite challenging operating conditions [3]

Financial Performance - The company reported a basic earnings per share of 0.0940 yuan for Q1 2025, representing a 30.37% increase compared to 0.0721 yuan in Q1 2024 [1] - Net profit for Q1 2025 was 0.44 billion yuan, up 29.41% from 0.34 billion yuan in Q1 2024 [1] - Operating revenue reached 3.63 billion yuan in Q1 2025, an increase of 8.36% from 3.35 billion yuan in Q1 2024 [1] - The return on equity (ROE) improved to 2.34% in Q1 2025, compared to 1.88% in Q1 2024, marking a 24.47% increase [1] Shareholder Structure - The top ten unrestricted shareholders collectively hold 21,810.07 million shares, accounting for 51.68% of the circulating shares, with a decrease of 615,100 shares from the previous period [1] - The largest shareholder, CRRC Industry Investment Co., Ltd., holds 18,935.22 million shares, representing 44.87% of the total share capital, with no change in holdings [2] - The second largest shareholder, CRRC Guiyang Vehicle Co., Ltd., holds 1,192.42 million shares, also unchanged [2] - Notably, Xu Jiangfeng exited the top ten shareholders, while Gu Anqi entered as a new shareholder with 142.84 million shares [2] Dividend Policy - The company has decided not to distribute dividends or allocate bonus shares in this period [3]

Financial Performance - The company's revenue for Q1 2025 was CNY 363,362,796.94, representing an increase of 8.43% compared to CNY 335,125,944.26 in the same period last year[5] - Net profit attributable to shareholders was CNY 44,447,842.51, a growth of 30.35% from CNY 34,098,070.09 year-on-year[5] - Basic earnings per share increased by 30.37% to CNY 0.0940 from CNY 0.0721 in the same quarter last year[5] - Net profit for the current period was ¥46,385,870.80, representing a 30% increase from ¥35,663,332.22 in the previous period[20] - The operating profit increased to ¥54,509,922.96, compared to ¥36,100,324.28, marking a growth of 51%[20] Cash Flow and Assets - The net cash flow from operating activities was negative at CNY -22,418,587.67, a decline of 132.45% compared to CNY 69,076,078.69 in the previous year[5] - The net cash flow from operating activities was negative at -¥22,418,587.67, a significant decline from ¥69,076,078.69 in the previous period[23] - Cash and cash equivalents at the end of the period were CNY 752,499,241.16, down from CNY 770,355,576.78[16] - Cash and cash equivalents at the end of the period totaled ¥741,083,523.59, compared to ¥669,116,037.35 at the end of the previous period, indicating an increase of 10.7%[24] Assets and Liabilities - Total assets at the end of the reporting period were CNY 2,738,811,513.71, down 1.60% from CNY 2,783,211,613.47 at the end of the previous year[5] - Current assets totaled CNY 1,499,561,004.41, down from CNY 1,512,094,178.84[16] - Non-current assets decreased to CNY 1,239,250,509.30 from CNY 1,271,117,434.63[17] - Total liabilities were CNY 656,194,594.91, down from CNY 731,381,622.70[17] - The total equity attributable to the parent company was CNY 1,898,671,777.09, an increase from CNY 1,869,971,449.76[18] Shareholder Information - The number of ordinary shareholders at the end of the reporting period was 24,129, with no preferred shareholders[11] - The largest shareholder, CRRC Industry Investment Co., Ltd., holds 45.42% of the shares, totaling 214,662,759 shares[11] Other Income and Expenses - The company reported a significant increase in other income, which rose by 138.84% to CNY 4,273,905.43 from CNY 1,789,430.44 year-on-year[9] - The company reported a tax expense of ¥8,305,369.87, significantly higher than ¥654,043.25 in the previous period, indicating increased profitability[20] - Other comprehensive income after tax was negative at -¥17,365,293.94, contrasting with a positive figure of ¥4,855,321.88 in the previous period[20] Operational Changes - The company appointed Jin Yan as the new General Manager and Wu Zongce as the Deputy General Manager and Chief Engineer[14] - The company will hold its first temporary shareholders' meeting and employee representative meeting on February 25, 2025, to elect members of the eighth board of directors and supervisory board[13] Operating Costs - Total operating costs amounted to ¥312,857,056.75, up from ¥300,417,764.60, reflecting a rise of 4.8%[19] - The company experienced a cash outflow from investing activities of -¥3,802,551.39, an improvement from -¥6,467,770.40 in the previous period[23]

证券代码：000920 证券简称：沃顿科技 公告编号：2025-033 （一）召开时间 1、现场会议召开时间：2025 年 4 月 23 日 15:30。 2、网络投票时间： 沃顿科技股份有限公司 2024 年度股东会决议公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假 记载、误导性陈述或重大遗漏。 特别提示： （一）本次股东会未出现否决提案的情形。 （二）本次股东会未涉及变更以往股东会已通过的决议。 一、会议召开的情况 （1）通过交易系统进行网络投票的时间为 2025 年 4 月 23 日 9:15 至 9:25，9:30 至 11:30 和 13:00 至 15:00。 （2）通过互联网投票系统进行网络投票的时间为 2025 年 4 月 23 日 9:15 至 15:00。 （二）召开地点：贵州省贵阳市贵阳国家高新技术产业开发区黎 阳大道 1518 号 102 五楼会议室。 （三）召开方式：现场表决与网络投票相结合。 （四）召集人：公司董事会。 （五）主持人：董事长蔡志奇先生。 （六）公司董事、监事、高级管理人员、国浩律师（贵阳）事务 所见证律师出席了会议。 （七）会议的召集、召开 ...

国浩律师（贵阳）事务所 法律意见书 国浩律师（贵阳）事务所 关于沃顿科技股份有限公司2024年度股东会的 法律意见书 国浩所（2025）法意字第 0385 号 国浩律师（贵阳）事务所（以下简称"本所"）接受沃顿科技 股份有限公司（以下简称"沃顿科技"或"公司"）的委托，指派 宋诗阳、潘志成律师出席沃顿科技 2024 年度股东会（简称"本次 股东会"），就本次股东会有关法律事宜进行现场查验，并出具本 法律意见书。 本所律师根据《中华人民共和国公司法》《中华人民共和国证 券法》《上市公司股东会规则》等法律、法规和规范性文件以及《沃 顿科技股份有限公司章程》（简称"《公司章程》"），对本次股东会 的召集、召开程序，出席会议人员、召集人的资格，会议的表决 程序及表决结果等有关法律事宜进行了查验，现出具法律意见如 下： 一、本次股东会的召集与召开程序 沃顿科技董事会已于 2025 年 3 月 28 日在《证券时报》和"巨 潮资讯网"上刊登了《沃顿科技股份有限公司关于召开 2024 年度 股东会的通知》，在法定期限内公告了有关本次股东会的召开时 间、地点、方式、审议事项、出席会议人员的资格、会议登记办 法等相关事宜，依法 ...

Group 1: Business Overview - The company's operations are divided into three main segments: core membrane business, membrane separation engineering, and plant fiber business [1] - Core membrane business includes research, manufacturing, and sales of separation membrane products such as reverse osmosis, nanofiltration, and ultrafiltration membranes, with applications in over 130 countries [1] - The membrane separation engineering business focuses on promoting and applying membrane separation technology, providing comprehensive services and project operation maintenance [1] Group 2: Membrane Product Classification - Membrane products are classified based on two dimensions: separation precision and functionality, categorized into ultrafiltration (UF), nanofiltration (NF), and reverse osmosis (RO) membranes [2] - Further segmentation includes household membranes for domestic use and industrial membranes for large-scale production [2] Group 3: Revenue and Pricing - There is a significant price difference between household and industrial membranes, with household membranes benefiting from standardized designs and economies of scale [3] - The revenue ratio for household membranes to industrial membranes is approximately 3:7 for 2024 [4] Group 4: Profitability and Capacity - The gross margin of the membrane business has shown stable growth due to increased production scale, production line upgrades, and improved supply chain management [5] - The company has reserved capacity for expansion and can quickly initiate new production lines, ensuring capacity will not be a bottleneck for growth [6] Group 5: Export and Market Expansion - Approximately 30% of the company's membrane product revenue comes from exports, with a small proportion exported to the United States [6] - The overseas market is expected to grow by over 20% in 2024 [6] Group 6: Future Development and Strategy - The membrane separation engineering business aims to explore broader application scenarios and enhance core competitiveness through upstream and downstream collaboration [8] - The company plans to undertake more projects with higher process solution requirements and expand into new downstream application areas while managing payment risks [8] Group 7: Plant Fiber Business - The plant fiber business is developing steadily, focusing on strengthening sales channels, brand image, and optimizing product structure to maintain a leading position in the coconut fiber industry [8]

证券代码：000920 证券简称：沃顿科技 公告编号：2025-032 沃顿科技股份有限公司 关于召开 2024 年度股东会的提示性公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假记载、 误导性陈述或重大遗漏。 沃顿科技股份有限公司（以下简称"公司"）将于 2025 年 4 月 23 日召开 公司 2024 年度股东会，具体内容详见刊载于"巨潮资讯网"（网址： www.cninfo.com.cn）和《证券时报》的《关于召开公司 2024 年度股东会的 通知》（公告编号：2025-028），现就此次股东会的有关事项提示公告如下： 一、召开会议基本情况 （一）股东会届次：2024 年度股东会。 （五）召开时间 1、现场会议召开时间：2025 年 4 月 23 日 15:30。 2、网络投票时间： （1）通过交易系统进行网络投票的时间为 2025 年 4 月 23 日 9:15 至 9:25，9:30 至 11:30 和 13:00 至 15:00； 第 1 页 （2）通过互联网投票系统进行网络投票的时间为2025年4月23日9:15 至 15:00。 （六）股权登记日：2025 年 4 月 ...

证券代码：000920 证券简称：沃顿科技 公告编号：2025-031 沃顿科技股份有限公司 关于关联交易进展的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假 记载、误导性陈述或重大遗漏。 一、关联交易进展情况 沃顿科技股份有限公司（以下简称"公司"）于 2022 年 4 月 15 日与国能龙源环保南京有限公司溧水分公司（以下简称"龙源溧水分 公司"）签署了《反渗透膜材料销售合同》，并于 2024 年 4 月 29 日签 署了《补充协议》，将前述合同未履行完成部分展期一年。上述内容 详见公司刊载于《证券时报》及"巨潮资讯网"的《关于关联交易的 公告》（公告编号：2022-024）、《关于关联交易进展的公告》（公告编 号：2024-019）。 截至本公告披露日，公司与龙源溧水分公司在上述合同框架下发 生交易的总金额为 7,956.61 万元，经友好协商，双方就合同尚未履行 完成部分签署补充协议展期一年。 龙源溧水分公司为国能龙源环保南京有限公司（以下简称"南京 龙源"）下属分公司，南京龙源为公司持股 5%以上股东国能龙源环保 有限公司（以下简称"龙源环保"）控制的企业，根据《深圳证券交 ...