Core Viewpoint - Hengsheng Energy's subsidiary, Zhejiang Huamao Technology Co., Ltd., is focused on research and development in the diamond sector, with significant advancements in production capacity and product quality [1] Group 1: Production and Quality - The MPCVD diamond phase II project has successfully launched new production lines, contributing to increased output [1] - The yield rate for cultivated diamond products exceeds 80%, while the yield rate for functional diamond materials surpasses 90% [1] Group 2: Market Applications - The company is actively exploring customer applications in chip thermal management, with sample testing currently underway [1] - The product is still in the testing and validation phase, and results may have significant uncertainties [1] Group 3: Regulatory Compliance - The company commits to adhering to regulatory requirements for information disclosure regarding any future developments [1]

证券日报网讯 12月25日，恒盛能源发布公告称，恒盛能源股价于2025年12月23日至2025年12月25日连 续3个交易日收盘跌幅偏离值累计超20%，构成异常波动。公司自查及向控股股东、实际控制人核实后 确认，不存在应披露未披露的重大事项，生产经营正常，提醒投资者注意交易风险。 （文章来源：证券日报） ...

Core Viewpoint - Hengsheng Energy (605580) stated that its operations are normal and stock price fluctuations are influenced by multiple factors, emphasizing adherence to regulatory disclosure requirements and encouraging rational decision-making by investors [1] Group 1: Company Operations - The company aims to enhance quality and efficiency while focusing on returns [1] - Hengsheng Energy is committed to strengthening its core business and continuously improving economic benefits [1] Group 2: Governance and Investor Relations - The company is enhancing its governance level and improving its information disclosure system [1] - Hengsheng Energy is actively managing investor relations to provide positive returns to shareholders [1] Group 3: Market Value Alignment - The company is striving to align its market value with its intrinsic value [1]

Core Viewpoint - Hengsheng Energy (605580) is advancing its collaboration with chip technology developer Company H on diamond heat dissipation products, currently in the sample testing phase [1] Group 1: Company Developments - The company's subsidiary, Zhejiang Huamao Technology Co., Ltd., has signed a sample testing agreement with Company H for diamond heat dissipation products [1] - The testing work is progressing in an orderly manner, but the product is still in the testing and validation stage [1] Group 2: Future Prospects - There is significant uncertainty regarding the testing results and whether the product will pass customer certification for large-scale industrial application [1] - The company will adhere to regulatory requirements for information disclosure regarding any future developments [1]

恒盛能源股份有限公司 股票交易异常波动公告 证券代码：605580 证券简称：恒盛能源 公告编号：2025-042 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、准确性和完整性承担法律责任。 重要内容提示： 恒盛能源股份有限公司（以下简称"本公司"或"公司"）股票价格于 2025 年 12 月 23 日、12 月 24 日、12 月 25 日连续三个交易日内日收盘价格跌幅 偏离值累计超过 20%。根据《上海证券交易所股票上市规则》有关规定，属于股 票交易异常波动的情形。 经公司自查并向控股股东、实际控制人核实，截至本公告披露日，不存 在涉及本公司的应披露而未披露导致股价异常波动的事项，包括但不限于涉及本 公司的重大资产重组、重大交易、业务重组、股份回购等重大事项。 公司股票价格短期波动较大，敬请广大投资者注意二级市场交易风险， 理性决策，审慎投资。 一、股票交易异常波动的具体情况 公司股票价格于2025年12月23日、12月24日、12月25日连续三个交易日内日 收盘价格跌幅偏离值累计超过20%。根据《上海证券交易所股票上市规则》有关 规定，属于股票交易 ...

Core Viewpoint - The stock price of Hengsheng Energy has experienced a significant decline, with a cumulative drop of over 20% in closing prices over three consecutive trading days from December 23 to December 25, 2025, indicating abnormal trading fluctuations [1] Company Status - The company conducted a self-examination and confirmed with its controlling shareholder and actual controller that there are no undisclosed matters that could have led to the abnormal stock price fluctuations, such as major asset restructuring, significant transactions, business reorganizations, or share buybacks [1] - The current operational status of the company is normal, with stable and orderly development in its thermal power generation, CVD diamond, and solid waste resource utilization businesses [1] Market Sentiment - The company has not identified any media reports or market rumors that could significantly impact its stock trading price, nor is it involved in any market hot concepts [1] - During the period of stock price fluctuations, neither the company nor its controlling shareholder and actual controller engaged in buying or selling the company's stock [1]

恒盛能源公告称，公司股票于2025年12月23 - 25日连续三个交易日内日收盘价格跌幅偏离值累计超 20%，属异常波动。经自查并向控股股东、实控人核实，截至公告披露日，不存在应披露而未披露的重 大事项，生产经营正常，未发现相关媒体报道、市场传闻、热点概念及其他股价敏感信息。公司提醒投 资者理性投资，注意风险。 ...

Core Viewpoint - Hengsheng Energy (605580.SH) is focusing on the research and development of diamond-related products, with significant advancements in production capacity and product quality [1] Group 1: Company Developments - The company's subsidiary, Zhejiang Huamao Technology Co., Ltd., has launched new production lines for the MPCVD diamond phase II project, which are now in operation [1] - The yield rate for cultivated diamond products has reached over 80%, while the yield rate for functional diamond materials has achieved over 90% [1] Group 2: Market Applications - The company is actively exploring customer applications in chip thermal management, with sample testing currently underway [1] - The product is still in the testing and validation phase, and there are significant uncertainties regarding the test results and future developments [1]

Core Viewpoint - Hengsheng Energy (605580.SH) has signed a sample testing agreement with chip technology developer Company H for diamond heat dissipation products, with testing currently underway [1] Group 1: Company Developments - The company's subsidiary, Zhejiang Huamao Technology Co., Ltd., is involved in the testing of diamond heat dissipation products [1] - The product is still in the testing and validation phase, with significant uncertainty regarding the test results and future customer certification [1] Group 2: Future Prospects - The company will adhere to regulatory requirements for information disclosure regarding any progress in the testing and potential for large-scale industrial application [1]

Core Viewpoint - Hengsheng Energy's subsidiary, Zhejiang Huamao Technology Co., Ltd., has signed a sample testing agreement with chip technology developer Company H for diamond heat dissipation products, with testing currently underway [1] Group 1 - The product is still in the testing and validation phase, and there is significant uncertainty regarding the test results and the potential for customer certification and large-scale industrial application [1] - The company will comply with regulatory requirements for information disclosure regarding any progress in this matter [1]