恒盛能源公告称，公司实际控制人之一杜顺仙女士减持时间于2025年12月21日届满。本次减持前，杜顺 仙持有公司20.83%股份，即5832.4万股。2025年9月22日至12月21日，其通过大宗交易累计减持111.29 万股，占公司股份总数的0.40%，减持总金额3373.13万元，减持价格区间为24.57 - 36.59元/股，未完成 减持448.71万股，当前持股比例降至20.43%。此次减持遵守相关规定，与计划一致，未提前终止。 ...

第1笔成交价格为30.29元，成交10.00万股，成交金额302.90万元，溢价率为-8.16%，买方营业部为机构 专用，卖方营业部为申万宏源证券有限公司常山定阳北路证券营业部。 炒股就看金麒麟分析师研报，权威，专业，及时，全面，助您挖掘潜力主题机会！ 12月19日，恒盛能源收跌2.02%，收盘价为32.98元，发生1笔大宗交易，合计成交量10万股，成交金额 302.9万元。 进一步统计，近3个月内该股累计发生8笔大宗交易，合计成交金额为3373.12万元。该股近5个交易日累 计下跌6.55%，主力资金合计净流出4680.41万元。 责任编辑：小浪快报 ...

Core Viewpoint - The International Carbon Materials Conference showcased Hengsheng Energy's subsidiary Huamao Technology, highlighting its advancements in CVD diamond technology and its strategic positioning within the energy, environmental, and industrial sectors, marking a potential second growth curve for the company [1]. Group 1: Technology and Product Performance - Huamao Technology focuses on the MPCVD method for high-end diamond production, establishing a solid technological barrier with 17 core patents, achieving a functional diamond material yield rate exceeding 90% and cultivated diamond yield rate above 80%, significantly higher than industry averages [2]. - The company's core products, including cultivated diamonds and semiconductor heat sink plates, demonstrate competitive performance, with cultivated diamonds available in sizes from 7×7 to 20×20, achieving G color and VS-VS1 clarity, and heat sink plates exhibiting thermal conductivity of 2200W/mK for single crystal and 1200W/mK for polycrystalline [3]. Group 2: Capacity and Investment - Huamao Technology plans to invest approximately 1.2 billion yuan to establish a project for 2.6 million carats of wide bandgap semiconductor single crystal diamonds and cultivated diamonds, with 200 new MPCVD devices already in production, aiming to become a core supplier of CVD diamonds in China [4]. Group 3: Market Strategy and Trends - The company adopts a dual-driven strategy focusing on functional materials and consumer-grade diamonds, targeting high-value markets in thermal management and jewelry, with a significant opportunity in the growing demand for CVD diamonds in various high-tech applications [5]. - In the consumer diamond sector, Huamao Technology is launching themed products and experiences to attract younger consumers, with cultivated diamonds priced at 1/5 to 1/10 of natural diamonds, aligning with the environmental values of the Z generation [6]. - The global cultivated diamond market is projected to grow significantly, with a forecasted compound annual growth rate of 49% for China's cultivated diamond exports from 2026 to 2030, and the diamond thermal management market expected to expand from $0.5 billion to $15.24 billion by 2030, indicating substantial growth potential [7].

Group 1 - The cultivated diamond concept declined by 1.83%, ranking among the top declines in the concept sector, with *ST Yazhen hitting the limit down, and companies like World, Huanghe Xuanfeng, and Hengsheng Energy also experiencing significant declines [1][2] - Among the cultivated diamond concept stocks, five showed price increases, with Jing Sheng Electric, Yuyuan Shares, and Chao Hong Ji rising by 1.32%, 0.95%, and 0.77% respectively [1][2] - The cultivated diamond concept saw a net outflow of 405 million yuan from main funds today, with 14 stocks experiencing net outflows, and five stocks seeing outflows exceeding 30 million yuan [2] Group 2 - The stock with the highest net outflow was Boyun New Material, with a net outflow of 139 million yuan, followed by Huanghe Xuanfeng, Chuchang New Material, and Sifangda [2][3] - Stocks with the highest net inflow included Jing Sheng Electric, Chao Hong Ji, and Yuyuan Shares, with net inflows of 36.57 million yuan, 2.99 million yuan, and 1.49 million yuan respectively [2][3] - The trading volume for Boyun New Material was 10.35%, while Huanghe Xuanfeng had a trading volume of 10.23% [2][3]

Investment Rating - The report maintains a "Buy" rating for the public utility sector, indicating an expected investment return exceeding 15% over the next 6-12 months [5]. Core Insights - The report highlights a significant decline in thermal coal prices, with specific price drops noted for various coal types at different ports. For instance, the price of 5500 kcal thermal coal at Qinhuangdao port decreased by 24 CNY/ton this week [2][10]. - The report also discusses the ongoing electricity market reforms, particularly in Guangdong, where the 2026 annual trading process has commenced, involving various trading methods [3][4]. - The renewable energy sector is expected to see valuation recovery due to new policies promoting green electricity consumption and accelerated subsidy distribution [4]. Summary by Sections Market Overview - The SW public utility sector saw a slight increase of 0.12% this week, ranking 17th among 31 SW sectors. In comparison, the CSI 300 index rose by 1.28% [26]. - Notable stock performances included Min Dong Power (+16.86%) and Zhong Min Energy (+12.62%), while Shanghai Electric saw a decline of -13.53% [32]. Coal and Electricity Pricing - Thermal coal prices have rapidly decreased, with specific reductions of 24 CNY/ton at Qinhuangdao, 20 CNY/ton at Fangchenggang, and 10 CNY/ton at Guangzhou [2][11]. - Average settlement prices for electricity in Guangdong increased to 354.64 CNY/MWh, reflecting a rise from the previous week [11]. Key Events - The report notes the release of competitive bidding results for renewable energy projects under the "136" document, with significant volumes and pricing established for solar and wind energy [3][9]. - The Guangdong Electricity Trading Center has initiated the 2026 annual trading process, which will occur in phases from December 5 to December 22 [3][4]. Sector Outlook - The renewable energy sector is anticipated to benefit from policy changes aimed at enhancing green electricity consumption, suggesting a potential for valuation recovery [4]. - The report recommends focusing on national thermal power operators like Huaneng International and Guodian Power, which are expected to maintain stable earnings despite market uncertainties [4].

Core Viewpoint - The company held a Q3 2025 performance briefing on December 5, 2025, to communicate with investors and address their concerns regarding the company's operations and performance [1][2]. Group 1: Performance Briefing Details - The performance briefing was conducted via the Shanghai Stock Exchange's online platform, lasting from 10:00 to 11:00 on December 5, 2025 [1]. - Key executives, including the chairman, general manager, independent director, and financial director, participated in the briefing to engage with investors [2]. Group 2: Investor Questions and Company Responses - The company's CVD diamond product yield rates are at an advanced industry level, with over 80% for cultivated diamonds and 90% for functional diamond materials [3]. - The core technology for CVD diamond production is the MPCVD (Microwave Plasma Chemical Vapor Deposition) method, which deposits carbon from gas onto substrates to form diamonds [3]. - The performance metrics for CVD diamond functional materials include thermal conductivity of 2200 W/mK for single crystal heat sinks and 1200 W/mK for polycrystalline heat sinks, with optical transmittance rates exceeding 70% for single crystals and 65% for polycrystals [3]. - The actual controller, Du Shunxian, reduced her holdings through block trading to optimize the company's equity structure and enhance market liquidity, with no significant impact on governance or operations [3].

证券代码：605580 证券简称：恒盛能源 公告编号：2025-040 恒盛能源股份有限公司 关于 2025 年第三季度业绩说明会召开情况的公告 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。 恒盛能源股份有限公司（以下简称"公司"）已于 2025 年 12 月 05 日 10： 00-11：00 通过上海证券交易所上证路演中心（https://roadshow.sseinfo.com/） 以网络互动方式召开了公司 2025 年第三季度业绩说明会。现将说明会情况公告 如下： 一、业绩说明会召开情况 公司于 2025 年 11 月 28 日在上海证券交易所网站（http://www.sse.com.cn） 披露《恒盛能源股份有限公司关于召开 2025 年第三季度业绩说明会的公告》（公 告编号：2025-039）。 2025 年 12 月 05 日 10：00-11：00，公司董事长及董事会秘书（代行）余国 旭先生、总经理余恒先生、独立董事王焕军先生、财务总监项红日先生参加了本 次业绩说明会，与投资者进行互动交流和沟通，并在信息披 ...

Core Viewpoint - The market experienced a downturn on December 3, with the ChiNext index seeing significant drops, while the cultivated diamond sector surged, indicating a shift in investor interest towards this emerging industry [1] Industry Developments - The 2025 Cultivated Diamond Industry Conference will be held in Zhengzhou from December 5 to 6, featuring the unveiling of the "Henan Province Cultivated Diamond Promotion Center" aimed at creating an integrated service ecosystem covering inspection, trading, design, and brand incubation [1] - Approximately 30 key projects in the industry chain are expected to be signed at the conference, with a total investment of no less than 15 billion yuan, focusing on strengthening and extending the industry chain [1] - The conference will also release the "2025 Cultivated Diamond Industry Development Report," which will analyze global industry chains, market supply and demand, and consumption trends, providing crucial insights for industry decision-making and development [1] Market Trends - According to Zhongyuan Securities, traditional demand in the sector is contracting, while functional diamonds are gaining traction, indicating a shift in market dynamics [1] - The demand for traditional superhard products is under pressure, leading the industry into a downward cycle; however, continuous technological breakthroughs in functional diamonds are opening new growth opportunities [1] - Diamond/copper composite materials, particularly for high-end chip cooling applications, are identified as a key development direction and potential growth point for the industry in the short term [1]

Group 1: Market Performance - The A-share cultivated diamond sector showed strong performance, with Sifangda rising nearly 15%, Huifeng Diamond up over 10%, and Huanghe Xuanfeng hitting the daily limit [1][2] - Other companies such as Liliang Diamond, Hengsheng Energy, Chuangjiang New Materials, Inno Laser, Boyun New Materials, and Guojijiang Precision also experienced significant increases [1][2] Group 2: Industry Conference - The 2025 Cultivated Diamond Industry Conference is approaching, scheduled for December 5-6 in Zhengzhou, aiming to promote deep integration and upgrading of the industry chain [3] - The conference will focus on three main goals: building platforms, addressing shortcomings, and strengthening support, with plans to integrate the cultivated diamond industry with the gold and jewelry sector [3] - Expected outcomes include the establishment of the Henan Province Cultivated Diamond Promotion Center and signing of approximately 30 projects with a total investment of no less than 15 billion yuan [3] Group 3: Industry Background - Cultivated diamonds, a high-value consumer product branch of the diamond industry, are rapidly growing due to their environmental benefits, cost-effectiveness, and stable supply [4] - The global cultivated diamond market is projected to reach 15 billion USD by 2026, with a compound annual growth rate exceeding 15% [4] - China's position as the largest producer of cultivated diamonds is expected to secure over 40% of the global market share [4] Group 4: Market Challenges and Opportunities - The market price of synthetic diamonds, particularly mid-to-low-end industrial products, has been under pressure due to previous capacity expansions and slowing demand in traditional downstream sectors [5] - The exceptional thermal conductivity of diamonds is becoming a key factor in unlocking new value, especially in high-power electronic devices [6] - Companies like Guojijiang Precision are seeing increased demand for diamond heat sinks, with expected sales revenue surpassing 10 million yuan this year [6][7]

Core Viewpoint - The power sector experienced significant stock price increases, with several companies reaching their daily limit up [1]. Group 1 - Companies such as Huitian Thermal Power, Zhongmin Energy, and Mindong Electric Power hit the daily limit up [1] - Other companies including Hengsheng Energy, Shenzhen Nanshan Electric Power, and Jingneng Power also saw their stock prices rise [1]