Core Viewpoint - The perovskite battery sector in China is experiencing significant breakthroughs, with advancements in efficiency and stability, leading to increased interest and investment in the industry [1][4][11]. Group 1: Breakthroughs in Perovskite Technology - Wuhan University has developed a new technique called "atomic-scale interface bonding," which introduces a tunable hafnium oxide (HfOx) interlayer to stabilize the charge transport interface in perovskite solar cells, addressing long-standing efficiency and stability challenges [2][10]. - The p-i-n type perovskite solar cells produced by the research group achieved a power conversion efficiency of 27.1% (third-party certified efficiency of 26.6%) and maintained over 90% of initial efficiency after 5000 hours of operation at 85°C under continuous sunlight, with a high-temperature operational lifespan (T90) 25 times that of control devices [3][10]. - The research from the Chinese Academy of Sciences has led to the development of new tin oxide nanomaterials and the construction of two-dimensional/three-dimensional perovskite heterojunctions, which may facilitate the commercialization of efficient and stable perovskite photovoltaic modules [11]. Group 2: Market Response and Investment - The A-share photovoltaic equipment sector saw significant gains, with companies like Junda Co., Shuangliang Energy, and Yongzhen Co. reaching their daily price limits, indicating strong market interest in perovskite technology [1][8]. - A total of 32 A-share companies are actively investing in perovskite battery technology, with Junda Co. reporting a conversion efficiency of over 33.53% for its small-area perovskite-TOPCon tandem cells [5][12]. - Financial data shows that 12 stocks in the perovskite battery sector have received net inflows of financing this month, with Jiejia Weichuang and Jinko Solar attracting over 1 billion yuan each in net purchases [6][13].

Core Viewpoint - The rare earth market is experiencing mixed price movements, with some products increasing in price while others are declining, indicating a cautious market sentiment among downstream production enterprises [1] Price Movements - Praseodymium and neodymium oxide averages at 886,100 CNY/ton, up by 3,200 CNY/ton - Praseodymium and neodymium metal averages at 1,081,000 CNY/ton, up by 11,500 CNY/ton - Dysprosium oxide averages at 1,612,700 CNY/ton, down by 11,800 CNY/ton - Terbium oxide averages at 6,494,500 CNY/ton, up by 17,200 CNY/ton [1] Market Dynamics - Upstream suppliers are maintaining high price quotes, particularly for praseodymium and neodymium products, which are on an upward trend - As enterprises gradually resume operations, market inquiries are increasing, leading to improved actual transaction conditions - However, downstream production enterprises have sufficient inventory, resulting in cautious purchasing behavior [1] Trading Activity - After a significant price increase in mid-heavy rare earths post-New Year, recent price declines are noted due to a lack of transaction support - Overall, as production enterprises return to normal operations, purchasing and trading activities are expected to gradually increase, although the current market remains predominantly cautious [1] A-Share Market Performance - A-share market performance for rare earth permanent magnet concept stocks on February 26, 2026: - Youyan Powder Materials (688456) latest price: 68.47 CNY, change: +5.84%, turnover: 446 million CNY - Jiuwu High-Tech (300631) latest price: 31.81 CNY, change: +4.23%, turnover: 599 million CNY - Zhangguang Co. (301092) latest price: 41.18 CNY, change: +3.21%, turnover: 338 million CNY - Longhua Technology (300263) latest price: 12.33 CNY, change: +3.01%, turnover: 1243 million CNY - Steel Research Nack (300797) latest price: 18.51 CNY, change: +1.98%, turnover: 159 million CNY [1]

Group 1 - The company, Longhua Technology, specializes in high-efficiency composite coolers primarily used in large industrial heat transfer fields such as petroleum, chemical (including coal chemical), electric power, metallurgy, building materials, polysilicon, and cement [2]

Group 1 - The company, Longhua Technology, responded to investor inquiries on its interactive platform regarding customer situations, indicating that detailed information can be found in the company's periodic reports [2]

Group 1 - The company announced a profit forecast for 2025, expecting a net profit of 185 million to 235 million yuan, representing a year-on-year growth of 41.18% to 79.33% [1] - Despite progress in commercial aerospace materials and perovskite target materials, some institutions indicate that the current valuation (dynamic P/E ratio of approximately 58-78 times) has already priced in future growth expectations [3] - The stock price experienced a decline of 4.56% on February 13, with significant short-term capital fluctuations, as evidenced by a net outflow of 9,468.42 million yuan from institutional investors and a net inflow of 9,853.18 million yuan from retail investors [2] Group 2 - The new materials sector index fell by 1.14%, with the target material concept declining by 2.79% and the perovskite battery concept down by 1.73% on the same day [2] - The company faces uncertainties in the commercialization process of HJT technology within its target material business, and the pace of low-altitude economic policy implementation may affect order release speed [3] - Fluctuations in raw material prices, such as indium and other rare metals, could squeeze profit margins, with a reported gross margin of 23.2% in the 2025 Q3 report [4]

证券代码：300263 证券简称：隆华科技 公告编号：2026-002 隆华科技集团（洛阳）股份有限公司 关于调整签字注册会计师及项目质量控制复核人的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假记 载、误导性陈述或重大遗漏。 隆华科技集团（洛阳）股份有限公司（以下简称"公司"）分别于 2025 年 4 月 21 日召开第六届董事会第五次会议、2025 年 5 月 14 日召开 2024 年度股东大会，会 议审议通过了《关于续聘立信会计师事务所（特殊普通合伙）为公司 2025 年度外部 审计机构的议案》，同意续聘立信会计师事务所(特殊普通合伙)（以下简称"立信"） 为公司 2025 年度外部审计机构，具体内容详见公司于 2025 年 4 月 23 日在巨潮资讯 网（www.cninfo.com.cn）披露的《关于续聘立信会计师事务所（特殊普通合伙）为 公司 2025 年度外部审计机构的公告》（公告编号：2025-022）。 立信作为公司聘任的 2025 年度外部审计机构，原委派周永生先生为项目合伙人、 王小蕾先生为质量控制复核人、张寥宸先生为签字注册会计师为公司提供 2025 年度 ...

Group 1 - The A-share rare earth permanent magnet sector experienced a rise on February 6, with notable increases in stock prices for several companies [1] - Yujing Co., Ltd. saw a significant increase of over 8%, while Longhua Technology, Dongfang Zirconium, and Yahua Group all rose by over 5% [1] - Other companies such as Youyan New Materials, Zhongkuang Resources, and Northern Rare Earth also reported gains exceeding 4% [1] Group 2 - Yujing Co., Ltd. (002943) had a price increase of 8.68% with a total market value of 17.1 billion and a year-to-date increase of 110.48% [2] - Longhua Technology (300263) increased by 5.73%, with a market value of 12.2 billion and a year-to-date increase of 33.60% [2] - Dongfang Zirconium (002167) rose by 5.56%, with a market value of 10.2 billion and a year-to-date increase of 6.15% [2] - Yahua Group (002497) saw a 5.33% increase, with a market value of 29.2 billion and a year-to-date increase of 2.26% [2] - Youyan New Materials (600206) increased by 4.90%, with a market value of 18.3 billion and a year-to-date increase of 6.30% [2] - Zhongkuang Resources (002738) rose by 4.79%, with a market value of 59.8 billion and a year-to-date increase of 5.56% [2] - Northern Rare Earth (600111) increased by 4.16%, with a market value of 181.9 billion and a year-to-date increase of 9.11% [2] - Other companies such as Xiamen Tungsten (600549), Dadi Bear (688077), and Jiuling Technology (920505) also reported gains of 3.70%, 3.25%, and 3.10% respectively [2]

Group 1 - The A-share rare earth permanent magnet sector has seen a rise, with Yujing Co., Ltd. increasing by over 8% [1] - Longhua Technology, Dongfang Zirconium Industry, and Yahua Group have all risen by over 5% [1] - Youyan New Materials, Zhongkuang Resources, and Northern Rare Earth have increased by over 4% [1] - Xiamen Tungsten, Dadi Bear, and Jiuling Technology have all seen an increase of over 3% [1]

Core Viewpoint - The company emphasizes a merger and acquisition strategy focused on quality and strength rather than rapid expansion, targeting smaller firms with core technologies that are positioned for industry growth [1][4]. Mergers and Acquisitions Strategy - From 2015 to 2022, the company executed a series of strategic acquisitions, integrating firms like Sifeng Electronics and Jilian Optoelectronics, transforming from a refrigeration fan manufacturer into a technology group with three core sectors: energy conservation, electronic new materials, and polymer composite materials [6][7]. - The company aims to identify and acquire smaller firms that possess leading technologies but face limitations in funding or market access, thereby enhancing their capabilities through resource injection [6][7]. Financial Performance - The company projects a net profit attributable to shareholders of between 185 million to 235 million yuan for 2025, representing a year-on-year growth of 41.18% to 79.33%, with non-recurring net profit expected to be between 160 million to 210 million yuan, reflecting a growth of 38.32% to 81.55% [7]. Growth Potential in New Materials - The company’s investment value is primarily driven by its high competitiveness and growth potential in three core business segments, particularly in electronic new materials and polymer composite materials, which are currently experiencing industry surges [8][9]. - The PMI foam, a key product in the polymer materials sector, is crucial for aerospace and new energy vehicles, showcasing advantages such as lightweight and high-temperature resistance, and has established partnerships with major commercial aerospace companies [9]. Future Development Plans - The company plans to focus on strengthening its core business areas without diversifying into unrelated sectors, aiming to enhance its competitive strength in energy conservation and expand its market presence in new materials [11][12]. - Specific initiatives include solidifying the energy conservation sector, differentiating and expanding the new materials sector, and developing international market strategies through effective supply chain management [11][12].

Core Viewpoint - The company focuses on strategic acquisitions of smaller firms with core technologies, aiming to build "invisible champions" in niche markets for domestic substitution [2][4]. Group 1: Company Development and Strategy - The company, founded 30 years ago, has evolved from a refrigeration fan manufacturer to a technology group with three core industry segments: energy conservation and environmental protection, electronic new materials, and polymer composite materials [3][4]. - The acquisition strategy emphasizes quality over size, targeting smaller companies with potential for growth and technological advancement [4][5]. - The company has successfully integrated several acquisitions, enhancing its capabilities and market position in the new materials sector [4][6]. Group 2: Financial Performance and Projections - The company anticipates a net profit of 185 million to 235 million yuan by 2025, representing a year-on-year growth of 41.18% to 79.33% [5]. - The projected net profit after deducting non-recurring items is expected to be between 160 million and 210 million yuan, with a growth rate of 38.32% to 81.55% [5]. Group 3: Business Segments and Growth Potential - The electronic new materials and polymer composite materials segments are identified as key growth drivers, particularly in high-demand areas such as aerospace and new energy vehicles [6][7]. - The company’s PMI foam product is positioned as a critical material in commercial aerospace, with established partnerships and ongoing demand for lightweight solutions [7]. - The target for the electronic materials segment includes advancements in target materials for photovoltaic and semiconductor applications, with a focus on various product lines [8]. Group 4: Future Plans and Goals - The company aims to strengthen its core business and enhance competitiveness in the energy conservation sector while expanding its new materials segment [9][10]. - Future strategies include maintaining a focus on core industries, avoiding diversification outside primary business areas, and enhancing international market presence through strategic partnerships [9][10].