为使广大投资者全面地了解公司经营情况，进一步加强与投资者的沟通，公 司定于 2025 年 9 月 12 日（星期五）15:00－16:00 在全景网举办 2025 年半年度 业绩说明会，本次半年度业绩说明会将采用网络远程的方式举行，投资者可登录 全景网"投资者关系互动平台"（https://ir.p5w.net）参与本次半年度业绩说明会。 出席本次说明会的人员有：公司董事长刘文叶、董事会秘书唐娜、财务总监 吴网娟、独立董事陈耀明、保荐代表人张宇。 为充分尊重投资者、提升交流的针对性，现就公司 2025 年半年度业绩说明 会提前向投资者公开征集问题，广泛听取投资者的意见和建议。投资者可于 2025 年 9 月 11 日 17:00 前访问 https://ir.p5w.net/zj/，或扫描下方二维码，进入问题征 集专题页面。公司将在 2025 年半年度业绩说明会上，对投资者普遍关注的问题 进行回答。 证券代码：301557 证券简称：常友科技 公告编号：2025-049 江苏常友环保科技股份有限公司 关于举行 2025 年半年度业绩说明会的公告 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 ...

格隆汇9月8日丨常友科技(301557.SZ)于投资者互动平台表示，公司产品目前暂无储能领域的相关应 用。 ...

Core Viewpoint - Changyou Technology announced that neither the company nor its wholly-owned subsidiary has provided guarantees to entities outside the consolidated financial statements, and there are no overdue external guarantees or guarantees related to lawsuits that could result in losses [2] Summary by Categories - **Company Guarantees** - The company and its wholly-owned subsidiary do not have any guarantees provided to external entities [2] - There are no overdue external guarantees [2] - **Legal Matters** - The company is not involved in any lawsuits related to external guarantees [2] - There are no situations where the company has been judged to bear losses due to guarantees [2]

证券代码：301557 证券简称：常友科技 公告编号：2025-047 江苏常友环保科技股份有限公司 关于公司为全资子公司提供担保的进展公告 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、担保情况概述 江苏常友环保科技股份有限公司（以下简称"公司"）于 2025 年 4 月 21 日召开第三届董事会第五次会议、第三届监事会第五次会议，于 2025 年 5 月 16 日召开 2024 年年度股东大会，审议通过了《关于预计 2025 年度为全资子公司提 供担保额度的议案》。为满足各全资子公司生产经营的资金需求及对外开展业务 需求，同意公司为合并范围内的全资子公司常州兆庚新材料有限公司（以下简称 "常州兆庚"）、乌兰察布常友科技有限公司（以下简称"乌兰察布常友"）提 供担保，担保总额度不超过人民币 5.2 亿元，担保额度有效期为自公司 2024 年 年度股东大会审议通过之日起至 2025 年年度股东会召开之日为止。 根据公司经营需要，公司于 2025 年 6 月 23 日召开第三届董事会第七次会议、 第三届监事会第七次会议，于 2025 年 7 月 9 日召开 ...

Group 1 - The core viewpoint of the articles highlights the significant performance of new stocks in the market this year, with an average first-day increase of 240% for 67 new stocks listed in the first eight months, and no stocks experiencing a decline on their debut [1][2] - Among the 67 new stocks, 60 had a first-day increase exceeding 100%, with 40 surpassing 200%, and 19 exceeding 300%, indicating a strong bullish sentiment in the market [1][3] - The top three performing new stocks based on first-day increase were Jiangnan New Materials (603124) at 606.83%, Guangxin Technology at 500.00%, and Dingjia Precision at 479.12% [1] Group 2 - The profitability of new stocks on their first day is notable, with 49 out of 55 new stocks yielding over 10,000 yuan per share, resulting in a "ten-thousand yuan meat sign rate" of 89.09% [2] - The highest single-sign profit was recorded at 64,900 yuan for Ying Shi Innovation, followed by Hongjing Optoelectronics at 59,100 yuan and Tongyu New Materials at 53,800 yuan [2] - The average turnover rate for the 67 new stocks was 79.44%, with 36 stocks exceeding an 80% turnover rate, indicating a high level of trading activity on the first day [3] Group 3 - The average increase since listing for the 67 new stocks is 238.17%, with some stocks, like Xingtou Measurement and Control, experiencing cumulative increases exceeding 10 times their initial price [3] - A senior private equity executive noted that the relatively low valuation of new stock issuances this year, combined with speculative trading by large investors, has led to significant price surges, although caution is advised against chasing high valuations [3]

Market Performance - On August 28, the wind power equipment sector rose by 1.58%, with Electric Wind Power leading the gains [1] - The Shanghai Composite Index closed at 3843.6, up 1.14%, while the Shenzhen Component Index closed at 12571.37, up 2.25% [1] Stock Performance - Electric Wind Power (688660) closed at 25.56, up 14.46%, with a trading volume of 943,800 shares and a transaction value of 2.304 billion [1] - Other notable performers included Zhonghuan Hailu (301040) at 39.60, up 12.66%, and He Wang Electric (603063) at 37.78, up 6.51% [1] - Conversely, Mingyang Smart Energy (601615) fell by 4.17% to 12.18, with a trading volume of 944,800 shares and a transaction value of 1.148 billion [2] Capital Flow - The wind power equipment sector experienced a net outflow of 429 million from institutional investors, while retail investors saw a net inflow of 400 million [2] - The table of capital flow indicates that He Wang Electric had a net inflow of 1.956 million from institutional investors, while Electric Wind Power had a net outflow of 2.302 million [3] Individual Stock Analysis - He Wang Electric (603063) had a net outflow of 1.956 million from institutional investors, with a retail net inflow of 1.255 million [3] - Electric Wind Power (688660) saw a net outflow of 2.302 million from institutional investors, with a retail net inflow of 203.85 million [3] - Overall, the capital flow data suggests varying levels of investor interest across different stocks within the wind power equipment sector [3]

Core Insights - Changyou Technology (301557) released its first interim report after going public, showing a net profit of approximately 34.49 million yuan for the first half of 2025, a year-on-year decrease of 24.23% [1] - The company achieved an operating revenue of about 497 million yuan in the first half of 2025, reflecting a year-on-year growth of 11.44% [1] - Changyou Technology went public on the A-share market in March 2025, focusing on the research, production, and sales of polymer composite materials and lightweight sandwich materials [1] Financial Performance - The net profit attributable to shareholders for the first half of 2025 was approximately 34.49 million yuan, down 24.23% compared to the previous year [1] - Operating revenue for the same period was around 497 million yuan, marking an increase of 11.44% year-on-year [1] Business Overview - Changyou Technology specializes in the development, production, and sales of high polymer composite materials and lightweight sandwich materials [1] - The company's product offerings include wind turbine nacelle covers, lightweight sandwich materials for wind power, mold for nacelles, and components for rail transit vehicles [1]

Group 1 - The core viewpoint of the news highlights the recent performance and financial metrics of Changyou Technology, including stock price movements and trading volumes [1][2] - On August 27, Changyou Technology's stock fell by 3.03%, with a trading volume of 94.64 million yuan, and a net financing outflow of 2.81 million yuan [1] - As of August 27, the total margin balance for Changyou Technology was 58.64 million yuan, accounting for 6.94% of its market capitalization [1] Group 2 - As of June 30, the number of shareholders for Changyou Technology decreased by 21.65% to 8,674, while the average circulating shares per person increased by 27.63% to 1,277 shares [2] - For the first half of 2025, Changyou Technology reported a revenue of 497 million yuan, representing a year-on-year growth of 11.44%, while the net profit attributable to shareholders decreased by 24.23% to 34.49 million yuan [2] - The company has distributed a total of 48.74 million yuan in dividends since its A-share listing [2]

证券代码：301557 证券简称：常友科技 公告编号：2025-046 江苏常友环保科技股份有限公司 关于 2025 年半年度募集资金存放与使用情况的专项报告 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、募集资金基本情况 （一）实际募集资金金额、资金到位时间 经中国证券监督管理委员会《关于同意江苏常友环保科技股份有限公司 首次公开发行股票注册的批复》（证监许可〔2024〕1806 号）同意注册，并 经深圳证券交易所同意，江苏常友环保科技股份有限公司（以下简称"公司"） 首次公开发行人民币普通股（A 股）1,108.00 万股，每股面值为人民币 1.00 元，每股发行价为人民币 28.88 元，募集资金总额为人民币 319,990,400.00 元， 扣除本次募集资金支付的发行费用（不含增值税）57,324,234.85 元，实际募 集资金净额为人民币 262,666,165.15 元。 上述募集资金已于 2025 年 2 月 24 日划转至公司募集资金专项账户，立 信会计师事务所（特殊普通合伙）对本次公开发行新股的募集资金到位情况 进行了审验，并于 2 ...

江苏常友环保科技股份有限公司 单位：万元 非经营性资 金占用 资金占用 方名称 占用方与上 市公司的关 联关系 上市公司核 算的会计科 目 2025 年期初 占用资金余 额 2025 年半年度占用累 计发生金额（不含利 息） 2025 年半年度占 用资金的利息 （如有） 2025 年半年度 偿还累计发生金 额 2025 年半年度 末占用资金余 额 占用形成原因 占用性质 控股股东、实 际控制人及 其附属企业 小计 - - - 前控股股东、 实际控制人 及其附属企 业 小计 - - - 其他关联方 及附属企业 小计 总计 - - - | | | | | | | | | | | 往来性质 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 其它关联资 | 资金往来 | 往来方与上 市公司的关 | 上市公司核 算的会计科 | 2025 年期初 往来资金余 | 2025 年半年度往来累 计发生金额（不含利 | 2025 年半年度往 来资金的利息 | 2025 年半年度 偿还累计发生金 | 2025 年半年度 末往来资金余 | ...