重要内容提示： 无锡宏盛换热器制造股份有限公司 关于召开 2025 年第三季度业绩说明会的公告 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。 无锡宏盛换热器制造股份有限公司（以下简称"公司"）已于 2025 年 10 月 31 日发布公司 2025 年第三季度报告，为便于广大投资者更全面深入地了解公司 2025 年第三季度经营成果、财务状况，公司计划于 2025 年 12 月 01 日(星期一) 15:00-16:00 举行 2025 年第三季度业绩说明会，就投资者关心的问题进行交流。 证券代码：603090 证券简称：宏盛股份 公告编号：2025-031 三、 参加人员 公司董事长、总经理：钮法清先生 公司董事会秘书、财务总监：龚少平先生 一、 说明会类型 本次投资者说明会以网络互动形式召开，公司将针对 2025 年第三季度的经 营成果及财务指标的具体情况与投资者进行互动交流和沟通，在信息披露允许的 范围内就投资者普遍关注的问题进行回答。 二、 说明会召开的时间、地点 （一） 会议召开时间：2025 年 12 月 01 日 ...

Core Viewpoint - Hongsheng Co., Ltd. has experienced a significant stock price increase of 9.94% over the past three days, with a current price of 57.40 CNY per share and a market capitalization of 5.74 billion CNY [1] Company Overview - Hongsheng Co., Ltd. is located in Wuxi, Jiangsu Province, and was established on December 25, 2000. The company went public on August 31, 2016. Its main business includes the research, design, production, and sales of aluminum plate-fin heat exchangers, cryogenic equipment, and related products [1] - The revenue composition of the company is as follows: heat exchangers account for 90.46%, lithium battery PACK for 4.64%, other (supplementary) for 2.88%, thermal management systems for 1.82%, and cryogenic equipment for 0.20% [1] Shareholder Information - Noan Fund's Noan Multi-Strategy Mixed A (320016) has entered the top ten circulating shareholders of Hongsheng Co., Ltd. in the second quarter, holding 433,000 shares, which is 0.43% of the circulating shares. The estimated floating profit today is approximately 1.1951 million CNY, with a total floating profit of 2.139 million CNY during the three-day increase [2] - Noan Multi-Strategy Mixed A (320016) was established on August 9, 2011, with a current scale of 1.855 billion CNY. The fund has achieved a return of 68.91% this year, ranking 425 out of 8,155 in its category, and a return of 79.81% over the past year, ranking 235 out of 8,029 [2]

Investment Rating - The report assigns an "Accumulate" rating for the company, marking the first coverage of the stock [5]. Core Views - The company is a leader in the aluminum plate-fin heat exchanger market and is entering the liquid cooling sector for data centers, which opens up new growth opportunities [2][16]. - The company has a strong technical foundation and customer resources, which are expected to drive growth in both traditional and emerging markets [16][24]. - The demand for efficient and energy-saving heat exchange solutions is surging due to the rapid growth of AI server computing power, aligning the company's capabilities with industry trends [5]. Summary by Sections 1. Company Overview - Founded in 2000, the company focuses on manufacturing aluminum plate-fin heat exchangers for various industries, including air compressors and engineering machinery [2][16]. - The establishment of a joint venture with Suzhou Hexin Precision Technology marks the company's entry into the liquid cooling equipment sector, which is significant for business expansion [2][16]. 2. Traditional Markets - The company has diversified applications in various sectors, including engineering machinery, wind power, compressors, and diesel engines, with significant market potential in each [3][4]. - The engineering machinery market is projected to have a cooling system market space of approximately $14 billion in 2024, driven by the recovery in demand and the electrification trend [3][37]. - The wind power sector is expected to see a cooling system market space of around 14.7 billion yuan in 2024, benefiting from industry recovery and technological upgrades [4][41]. - The compressor market is estimated to reach approximately $9.8 billion in 2024, with traditional and AI data center demands driving growth [4][46]. - The diesel engine market for data centers is projected to reach 74.9 billion yuan by 2028, indicating substantial growth potential [4][59]. 3. Data Center Sector - Liquid cooling technology is essential for addressing heat dissipation challenges in data centers, offering advantages such as low energy consumption and high cooling efficiency [4][5]. - The market for liquid cooling systems is expected to grow significantly, with projections of 29.4 billion yuan for ASIC systems and 58.1 billion yuan for NVIDIA systems by 2026 [4]. - The company has established strong ties with key players in the industry, positioning itself favorably within the supply chain for liquid cooling components [4][5]. 4. Financial Projections - The company is expected to see a compound annual growth rate (CAGR) of approximately 13% in revenue from 2015 to 2024, with a notable recovery in profitability [24][26]. - The projected net profit for 2025-2027 is estimated at 1.0 billion, 2.0 billion, and 3.2 billion yuan, respectively, with corresponding dynamic P/E ratios of 49, 25, and 16 times [5].

Group 1 - The core point of the news is that Hongsheng Co., Ltd. experienced a stock price increase of 5.05%, reaching 54.51 CNY per share, with a trading volume of 261 million CNY and a turnover rate of 4.91%, resulting in a total market capitalization of 5.451 billion CNY [1] - Hongsheng Co., Ltd. specializes in the research, design, production, and sales of aluminum plate fin heat exchangers, cryogenic equipment, and related products, with its main business revenue composition being: heat exchangers 90.46%, lithium battery PACK 4.64%, others 2.88%, thermal management systems 1.82%, and cryogenic equipment 0.20% [1] Group 2 - Noan Fund's Noan Multi-Strategy Mixed A (320016) entered the top ten circulating shareholders of Hongsheng Co., Ltd. in the second quarter, holding 433,000 shares, which accounts for 0.43% of the circulating shares, with an estimated floating profit of approximately 1.1345 million CNY [2] - The Noan Multi-Strategy Mixed A fund has a current scale of 1.399 billion CNY, with a year-to-date return of 68.76%, ranking 345 out of 8226 in its category, and a one-year return of 84.01%, ranking 158 out of 8099 [2] Group 3 - The fund managers of Noan Multi-Strategy Mixed A are Kong Xianzheng and Wang Haichang, with Kong having a tenure of 4 years and 336 days and a best fund return of 84.01% during his tenure, while Wang has a tenure of 3 years and 98 days with a best fund return of 71.06% [3]

Group 1 - The core point of the news is that Hongsheng Co., Ltd. experienced a decline of 5.06% in its stock price, reaching 47.66 CNY per share, with a trading volume of 177 million CNY and a turnover rate of 3.59%, resulting in a total market capitalization of 4.766 billion CNY [1] - Hongsheng Co., Ltd. is primarily engaged in the research, design, production, and sales of aluminum plate fin heat exchangers, cryogenic equipment, and related products, with the main business revenue composition being: heat exchangers 90.46%, lithium battery PACK 4.64%, others 2.88%, thermal management systems 1.82%, and cryogenic equipment 0.20% [1] Group 2 - Among the top ten circulating shareholders of Hongsheng Co., Ltd., a fund under Nuoan Fund ranks as a significant shareholder, specifically Nuoan Multi-Strategy Mixed A (320016), which entered the top ten in the second quarter with 433,000 shares, accounting for 0.43% of circulating shares, and is currently facing an estimated floating loss of approximately 1.0998 million CNY [2] - Nuoan Multi-Strategy Mixed A (320016) has a total scale of 1.399 billion CNY, with a year-to-date return of 62.9%, ranking 344 out of 8161 in its category, and an annual return of 88.6%, ranking 126 out of 8021 [2]

New Stock Issuance - New stock issuance includes 泰凯英 (code: 920020) at an issuance price of 7.50 and 超颖电子 (code: 732175) at 17.08[1] Equity Market Alerts - 上纬新材 (code: 688585) is undergoing a tender offer from September 29, 2025, to October 28, 2025[1] - 科思科技 (code: 688788) and 博瑞医药 (code: 688166) have recent announcements dated September 26, 2025, and October 10, 2025, respectively[1] - 南新制药 (code: 688189) reported severe abnormal fluctuations on October 10, 2025[1] Trading Alerts - A total of 50 stocks have trading alerts with the latest announcements on October 15, 2025, including 国光连锁 (code: 605188) and 中持股份 (code: 603903)[1] - The lowest trading alert price recorded is 1,116 for 赛恩斯 (code: 688480)[1]

Market Overview - The general equipment sector experienced a decline of 0.18% on September 30, with RuJing Technology leading the losses [1] - The Shanghai Composite Index closed at 3882.78, up 0.52%, while the Shenzhen Component Index closed at 13526.51, up 0.35% [1] Top Performers - Tongrun Equipment (002150) saw a significant increase of 9.98%, closing at 20.82 with a trading volume of 452,400 shares and a transaction value of 923 million [1] - Xinlai Materials (300260) rose by 9.44%, closing at 45.66 with a trading volume of 583,800 shares and a transaction value of 2.636 billion [1] - Other notable gainers included Kaile Co. (301070) with a 5.75% increase and Yilong Co. (603969) with a 5.18% increase [1] Underperformers - RuJing Technology (301525) led the declines with a drop of 6.53%, closing at 110.25 with a trading volume of 44,200 shares and a transaction value of 497 million [2] - Hongsheng Co. (603090) fell by 5.69%, closing at 53.03 with a trading volume of 139,100 shares and a transaction value of 763 million [2] - Other significant losers included Huachen Equipment (300809) and World (688028), with declines of 5.15% and 5.02% respectively [2] Capital Flow - The general equipment sector saw a net outflow of 764 million from institutional investors, while retail investors contributed a net inflow of 739 million [2][3] - Notable capital movements included Xinlai Materials with a net inflow of 122 million from institutional investors, while it experienced a net outflow of 151 million from speculative funds [3] - Tongrun Equipment had a net inflow of 69 million from institutional investors but faced a net outflow of 53 million from speculative funds [3]

Core Viewpoint - Hongsheng Co., Ltd. experienced a decline of 5.96% on September 30, with a stock price of 52.88 yuan per share and a total market capitalization of 5.288 billion yuan [1] Company Overview - Hongsheng Co., Ltd. is located in Wuxi, Jiangsu Province, and was established on December 25, 2000. The company was listed on August 31, 2016. Its main business includes the research, design, production, and sales of aluminum plate fin heat exchangers, cryogenic equipment, and related products [1] - The revenue composition of the company is as follows: heat exchangers account for 90.46%, lithium battery PACK for 4.64%, other (supplementary) for 2.88%, thermal management systems for 1.82%, and cryogenic equipment for 0.20% [1] Shareholder Information - Among the top ten circulating shareholders of Hongsheng Co., Ltd., a fund under Nuoan Fund ranks as a new entrant. The Nuoan Multi-Strategy Mixed A Fund (320016) acquired 433,000 shares, representing 0.43% of the circulating shares. The estimated floating loss today is approximately 1.4505 million yuan [2] - The Nuoan Multi-Strategy Mixed A Fund was established on August 9, 2011, with a current scale of 1.399 billion yuan. Year-to-date returns are 60.26%, ranking 614 out of 8167 in its category; the one-year return is 97.64%, ranking 308 out of 8010; and since inception, the return is 209.3% [2] Fund Manager Information - The fund managers of Nuoan Multi-Strategy Mixed A Fund are Kong Xianzheng and Wang Haichang. As of the report, Kong Xianzheng has a tenure of 4 years and 309 days, with a total fund asset size of 4.607 billion yuan. The best fund return during his tenure is 72.66%, while the worst is -16.74% [3] - Wang Haichang has a tenure of 3 years and 71 days, managing a total fund asset size of 2.529 billion yuan. His best fund return is 60.5%, and the worst is -18.8% [3]

Core Viewpoint - Hongsheng Co., Ltd. (603090.SH) clarified on the interactive platform that it is not a supplier to Quanta and Delta, but operates through a joint venture [1] Group 1: Company Operations - Hongsheng holds a 49% stake in the joint venture Wuxi Hehongzhi Cooling Technology Co., Ltd. (Hehongzhi) [1] - Hehongzhi supplies liquid cooling radiators to Quanta through its other shareholder Suzhou Hexin Precision Technology Co., Ltd. (Hexin) [1] - Currently, Hehongzhi's business scale is small, but it is actively expanding its product application customer base by leveraging Hexin's customer channels [1]

Core Viewpoint - Hongsheng Co., Ltd. (603090.SH) clarified on the interactive platform that it is not a supplier to Quanta and Delta, but operates through a joint venture [1] Group 1: Company Operations - Hongsheng holds a 49% stake in a joint venture named Wuxi Hehongzhi Thermal Technology Co., Ltd. (Hehongzhi) [1] - Hehongzhi supplies liquid cooling radiators to Quanta through its other shareholder, Suzhou Hexin Precision Technology Co., Ltd. (Hexin) [1] - Currently, Hehongzhi's business scale is small, but it is actively expanding its product application customer base by leveraging Hexin's customer channels [1]