山东联创产业发展集团股份有限公司 2025 年半年度报告全文 山东联创产业发展集团股份有限公司 2025 年半年度报告 2025-049 2025 年 8 月 16 日 1 山东联创产业发展集团股份有限公司 2025 年半年度报告全文 第一节 重要提示、目录和释义 公司董事会、监事会及董事、监事、高级管理人员保证半年度报告内容的真实、准 确、完整，不存在虚假记载、误导性陈述或者重大遗漏，并承担个别和连带的法律责任。 公司负责人王宪东、主管会计工作负责人王宪东及会计机构负责人(会计主管人员)韩 晓静声明：保证本半年度报告中财务报告的真实、准确、完整。 所有董事均已出席了审议本次半年报的董事会会议。 公司存在市场竞争风险、环保风险、安全生产风险、政策变化风险，敬请广大投资者 注意投资风险。详细内容见本报告"第三节 管理层讨论与分析"中" 十、公司面临的风 险和应对措施"。 公司计划不派发现金红利，不送红股，不以公积金转增股本。 2 | 第一节 | 重要提示、目录和释义 2 | | --- | --- | | 第二节 | 公司简介和主要财务指标 6 | | 第三节 | 管理层讨论与分析 9 | | 第四节 | 公司 ...

Market Overview - The Shanghai Composite Index closed at 3696.77 points, above the annual line, with an increase of 0.83% [1] - The total trading volume of A-shares reached 22,728.38 billion yuan [1] Stocks Breaking Annual Line - A total of 97 A-shares have surpassed the annual line today, with notable stocks showing significant deviation rates [1] - The stocks with the highest deviation rates include: - Mingyang Electric: 8.12% deviation, closing price at 43.45 yuan, with a daily increase of 14.49% and turnover rate of 11.79% [1] - Baike Biological: 6.78% deviation, closing price at 25.40 yuan, with a daily increase of 8.09% and turnover rate of 2.70% [1] - ST Lianchuang: 5.16% deviation, closing price at 5.49 yuan, with a daily increase of 5.78% and turnover rate of 3.46% [1] Additional Stocks with Minor Deviations - Other stocks that have just crossed the annual line with smaller deviation rates include: - Times Electric: 3.99% deviation, closing price at 4.01 yuan, with a daily increase of 4.16% and turnover rate of 1.11% [1] - Xinda Real Estate: 3.99% deviation, closing price at 39.82 yuan, with a daily increase of 8.35% and turnover rate of 5.62% [1] - China National Materials: 3.76% deviation, closing price at 9.01 yuan, with a daily increase of 4.16% and turnover rate of 3.74% [1]

Group 1 - The company has a total production capacity of 20,000 tons for the fourth-generation refrigerant, which includes the original capacity and an additional capacity achieved through technological upgrades [2] - The company has completed the construction of the additional 10,000 tons capacity and has received approval for trial production, currently entering the trial production and debugging phase [2] - The fourth-generation refrigerant does not require production quotas [2]

Core Viewpoint - The company ST Lianchuang (300343.SZ) confirmed that it still holds a portion of production quotas for hydrochlorofluorocarbons (HCFCs) and hydrofluorocarbons (HFCs), which are managed by its wholly-owned subsidiary, Shandong Huaan New Materials Co., Ltd [2] Group 1 - The Ministry of Ecology and Environment has announced adjustments to the production quotas for HCFCs and HFCs for the year 2025 [2] - Investors inquired about the absence of the company's name in the recent quota adjustments [2] - The company directed investors to refer to the relevant documents and attachments from the Ministry of Ecology and Environment for more details [2]

Core Viewpoint - ST Lianchuang (300343.SZ) has indicated that the company is not currently involved in the production of fluorinated liquid electronic cooling products, but its fourth-generation refrigerants can be utilized for cooling AI computing hardware [1] Company Summary - ST Lianchuang does not have any current involvement in fluorinated liquid electronic cooling products [1] - The company's fourth-generation refrigerants are applicable for AI computing hardware cooling [1]

Group 1 - The core point of the article is that ST Lianchuang announced a share buyback plan, repurchasing approximately 12.1 million shares, which represents 1.13% of the total share capital, with a total expenditure of about 50.19 million yuan [2] Group 2 - As of July 31, 2025, the company has conducted the share buyback through a special securities account via centralized bidding, with the highest transaction price at 4.28 yuan per share and the lowest at 3.93 yuan per share [2] - For the fiscal year 2024, the revenue composition of ST Lianchuang is as follows: fluorine-containing new materials account for 71.34%, while polyurethane new materials account for 28.66% [2]

Group 1 - The company announced a share repurchase plan on August 4, with a total fund amounting to no less than 50 million yuan and no more than 100 million yuan [1] - The repurchase price will not exceed 8 yuan per share, and the implementation period is set to be within 12 months from the board's approval date [1] - As of July 31, 2025, the company has repurchased a total of 12.1049 million shares, accounting for 1.13% of the total share capital, with a total expenditure of 50.1949 million yuan (excluding transaction fees) [1]

Group 1 - The company ST Lianchuang (300343.SZ) announced a share buyback program, having repurchased a total of 12,104,900 shares as of July 31, 2025, which represents 1.13% of the total share capital [1] - The shares were repurchased through a special securities account via centralized bidding, with a maximum transaction price of 4.28 yuan per share and a minimum transaction price of 3.93 yuan per share [1] - The total amount spent on the share buyback reached approximately 50.194917 million yuan, excluding transaction fees [1]

2、根据《深圳证券交易所创业板股票上市规则（2024 年修订）》第 9.9 条 规定，公司因触及第 9.4 条第七项情形，其股票交易被实施其他风险警示期间， 应当至少每月披露一次差错更正进展公告，直至披露行政处罚决定所涉事项财务 会计报告更正公告及会计师事务所出具的专项核查意见等文件。 一、实施其他风险警示的原因 公司于 2025 年 3 月 19 日收到山东监管局下发的《行政处罚事先告知书》， 根据《事先告知书》认定的情况，公司涉及的违法违规行为触及《深圳证券交易 所创业板股票上市规则（2024 年修订）》第 9.4 条第一款第（七）项规定的被 实施其他风险警示情形，公司股票于 2025 年 3 月 25 日起被实施其他风险警示， 具体内容详见公司在巨潮资讯网上披露的《关于公司股票被实施其他风险警示暨 停复牌的公告》（公告编号：2025-006）。 二、采取的措施及进展情况 证券代码：300343 证券简称：ST联创 公告编号：2025-044 山东联创产业发展集团股份有限公司 关于公司股票被实施其他风险警示相关事项的进展公告 本公司及董事会全体成员保证公告内容真实、准确和完整，没有虚假记载、 误导性陈述或 ...

二、其他说明 山东联创产业发展集团股份有限公司（以下简称"公司"）于 2025 年 4 月 8 日召 开第四届董事会第二十三次会议，审议通过《关于回购公司股份方案的议案》，同意公 司以自有资金通过集中竞价交易方式回购部分公司发行的人民币普通股（A 股）。本次 回购的资金总额不低于人民币 5,000 万元（含）且不超过人民币 10,000 万元（含）， 回购价格不超过人民币 8.00 元/股，实施期限自公司董事会审议通过最终回购股份方案 之日起不超过 12 个月。具体内容详见公司于 2025 年 4 月 8 日在巨潮资讯网 （www.cninfo.com.cn）披露的《关于回购公司股份方案的公告》（公告编号：2025-009）。 根据《上市公司股份回购规则》《深圳证券交易所上市公司自律监管指引第 9 号 ——回购股份》的有关规定，回购期间，公司应当在每个月的前三个交易日内披露截至 上月末的回购进展情况。现将公司回购公司股份的情况公告如下： 一、回购公司股份的进展情况 截至 2025 年 7 月 31 日，公司通过回购专用证券账户，以集中竞价交易方式累计 回购公司股份 12,104,900 股，占目前公司总股本的 ...