本次质押股份不涉及负担重大资产重组等业绩补偿义务。 二、股东股份累计质押基本情况 截至本公告披露日，上述股东及其一致行动人所持质押股份情况如下： | | | | 本次质押前 | 本次质押后 | 占其所 | | 已质押股份情况 | | 未质押股份情况 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 股东 | 持股数量 | 持股 | 质押股份数 | 质押股份数 | 持股份 | 占公司总 | 已质押股份 | 占已质押 | 未质押股份 | 占未质 | | 名称 | （股） | 比例 | | | | 股本比例 | 限售和冻结 | | 限售和冻结 | 押股份 | | | | | 量（股） | 量（股） | 比例 | | 数量（股） | 股份比例 | 数量（股） | 比例 | | 英维 | | | | | | | | | | | | 克投 | 245,019,503 | 25.08% | 26,419,393 | 26,419,393 | 10.78% | 2.70% | 0 | 0.00% | 0 | 0.00% | | ...

Group 1 - The core point of the news is that Yingweike (SZ 002837) announced the pledge of shares by its actual controller, Qi Yong, involving 1.69 million shares, with a total of approximately 26.42 million shares pledged, accounting for 10.78% of the shares held by Yingweike [1] - As of the announcement date, Qi Yong has pledged a total of 6.2 million shares, which represents 11.26% of his holdings [1] - For the first half of 2025, Yingweike's revenue composition is entirely from precision temperature control energy-saving equipment, accounting for 100.0% [1] Group 2 - Yingweike's market capitalization is reported to be 69.9 billion yuan [2]

Investment Rating - The report indicates a positive outlook for the liquid cooling industry, highlighting the entry of domestic supply chains and the expected growth in market value [1]. Core Insights - Liquid cooling technology is deemed essential for addressing the heat dissipation challenges in data centers, offering advantages such as low energy consumption, high cooling efficiency, low noise, and reduced total cost of ownership (TCO) [3][10]. - The value of liquid cooling systems is projected to increase significantly with the upgrade of chips, with estimates suggesting that the market for ASIC liquid cooling systems could reach 35.3 billion yuan and for NVIDIA systems could reach 69.7 billion yuan by 2026 [4]. - The report emphasizes the transition from traditional air cooling to liquid cooling as a necessity due to the rising power density of chips, with liquid cooling becoming a mandatory solution for high-density server environments [21][31]. Summary by Sections Liquid Cooling Technology - Liquid cooling is identified as a critical solution for data center heat dissipation, leveraging the high thermal conductivity and capacity of liquids compared to air [10][14]. - The technology is characterized by its ability to significantly reduce energy consumption and improve cooling efficiency, with liquid cooling systems capable of achieving a PUE (Power Usage Effectiveness) of below 1.2 [14][31]. Liquid Cooling Industry - The report notes that the value of liquid cooling will rise alongside chip upgrades, with a projected growth of over 20% for rack liquid cooling modules as chip power density increases [4]. - Domestic supply chains are expected to accelerate their entry into the market, particularly as NVIDIA opens its supplier list to include multiple vendors, allowing for greater competition and innovation [4]. Rubin Architecture Outlook - The report discusses the limitations of single-phase cold plates for the Rubin architecture, which has a thermal design power (TDP) of 2300W, necessitating the exploration of new liquid cooling solutions such as phase change cold plates and microchannel cold plates [4][21]. - Microchannel cold plates are anticipated to become a preferred solution due to their ability to handle higher power densities and their compatibility with future architectural developments [4]. Related Companies - The report suggests monitoring companies such as Yingweike, Shenling Environment, Gaolan Co., Hongsheng Co., Zhongke Shuguang, and Jieban Technology, as they are positioned to benefit from the increasing demand for efficient and energy-saving heat exchange solutions in data centers [5].

Group 1 - The "Investment Opportunities in China" roadshow successfully took place in Germany, featuring representatives from five Shenzhen-listed companies engaging with institutional investors [1] - The Shenzhen Stock Exchange (SZSE) organized a total of 11 overseas roadshows in 2025, covering over 50 Shenzhen-listed companies and reaching countries like Singapore, South Korea, Australia, and Germany [1] - The participating companies in the German roadshow represent key sectors such as renewable energy, high-end manufacturing, and healthcare, which are of significant interest to German investors [1] Group 2 - In the Sydney roadshow, six companies from the green low-carbon and high-end manufacturing sectors engaged with nearly 70 representatives from Australian investment institutions, highlighting the shift of Chinese companies from "technology followers" to "standard setters" [2] - During the Singapore roadshow, companies like Mindray Medical and Inovance Technology received positive feedback from foreign investors, who expressed high interest in the global strategies and technological advancements of Chinese firms [2] - The SZSE is actively organizing roadshows in Hong Kong to enhance understanding and trust between Shenzhen-listed companies and foreign investors, facilitating international investment in the Shenzhen market [2][3] Group 3 - The SZSE plans to continue organizing overseas roadshows and activities for foreign investors to enhance their understanding of the investment value of Chinese assets [3] - The exchange aims to improve the quality of services for connecting Shenzhen-listed companies with foreign investors, facilitating cross-border investment activities [3]

Summary of the Conference Call on Energy Storage Systems (ESS) in China Industry Overview - The conference call focused on the **Energy Storage Systems (ESS)** market in China, highlighting its rapid expansion driven by strong policy support and increased project filings [6][15][17]. Key Insights and Arguments 1. **Growth Projections**: - Global ESS installations are projected to grow by **40-60% year-over-year in 2026**, an increase from the previous estimate of approximately **30%** [6][7]. - China's ESS installation estimates for FY25-30 have been raised by **14-32%**, with a target of **180GW** installed capacity by 2027 [6][15]. 2. **Policy Support**: - Recent regulatory actions across multiple provinces are accelerating ESS deployment, with over **4,200 projects** totaling **518GWh** filed in Q3 2025, marking a **343% year-over-year increase** [6][33][35]. - The **NDRC** announced an "Action Plan in Energy Storage Development" targeting **180GW** of cumulative ESS installations by 2027, requiring an investment of **Rmb250 billion** [15][17]. 3. **Market Dynamics**: - The shift from mandatory ESS paired with renewable energy to independent ESS is noted, with capacity compensation models emerging as a future revenue source [23]. - Independent ESS projects accounted for **93.2%** of total capacity in the recent surge of project filings [35]. 4. **Earnings Impact**: - Earnings for ESS-related companies, such as **Sungrow**, are expected to increase by **2-15%** due to the favorable market conditions [6][8]. 5. **Regional Developments**: - Various provinces are implementing capacity compensation policies to incentivize local ESS installations, with specific rates outlined for different regions [18][21]. Additional Important Content - **AIDC Trends**: - The call discussed the rising power demand from **AIDC (Artificial Intelligence Data Centers)**, which is expected to account for **12%** of total US power demand by 2028, driving ESS adoption [61][62]. - AIDC projects are anticipated to have an ESS attachment ratio ranging from **10% to 30%** of their load, with durations varying from **2 to 8 hours** [62]. - **Financial Analysis**: - ESS projects in **Inner Mongolia** are projected to achieve an internal rate of return (IRR) of **13%** over the next 10 years, incentivizing further development under the current policy framework [24]. - **Market Challenges**: - Despite the surge in project filings, there is a cautionary note that not all filings may convert to actual installations, as developers may rush to secure project resources [38]. - **Future Outlook**: - The ESS market is expected to continue evolving with increasing integration of renewable energy and advancements in technology, potentially leading to a more flexible and resilient power system [17][67]. This summary encapsulates the critical points discussed during the conference call, providing insights into the current state and future prospects of the ESS market in China.

Group 1: Commercial Aerospace - Focus on core targets in satellite manufacturing: Shanghai Huanxun, Zhenlei Technology, and Aerospace Electronics, with potential for value enhancement[3] - Key application targets include communication terminal baseband, RF chips, and phased array antennas[3] - Aerospace Technology Group has strong expectations for mergers and acquisitions due to substantial external assets[3] Group 2: Liquid Cooling Industry - Global competition in the liquid cooling industry is driven by ecological positioning, technology, and manufacturing advantages[3] - Recommended targets include: Infinet and Highlan for full industry chain layout; Kangsheng and Siquan New Materials for technical breakthroughs; and Tongfei for precision manufacturing and cost control[3] Group 3: Engineering Machinery - The core of engineering machinery investment is to assess the position in the cycle, with sales as a critical observation metric[3] - Excavator sales in October reached 18,096 units, a year-on-year increase of 7.77%, with domestic sales at 8,468 units, up 2.44%[63] - Loader sales in the first ten months totaled 104,412 units, a year-on-year increase of 15.8%, with domestic sales up 21.8%[64]

Group 1 - The core viewpoint of the news is that Yingweike's stock has experienced fluctuations, with a year-to-date increase of 133.29% but a recent decline in the last five trading days [1] - As of December 2, Yingweike's stock price was 72.14 yuan per share, with a market capitalization of 704.49 billion yuan and a trading volume of 2.46 billion yuan [1] - The company has seen significant net inflows and outflows of funds, with a net outflow of 19.85 million yuan from main funds on December 2 [1] Group 2 - Yingweike, established on August 15, 2005, specializes in the research, production, and sales of precision temperature control energy-saving equipment, among other products [2] - The company's revenue composition includes 52.50% from precision temperature control products, 36.00% from cabinet temperature control products, and smaller percentages from other services [2] - As of October 31, the number of shareholders decreased by 4.17% to 157,400, while the average circulating shares per person increased by 4.36% to 5,401 shares [2] Group 3 - Yingweike has distributed a total of 5.81 billion yuan in dividends since its A-share listing, with 3.45 billion yuan distributed in the last three years [3] - As of September 30, 2025, the second-largest circulating shareholder is Hong Kong Central Clearing Limited, holding 37.06 million shares, a decrease of 45.20 million shares from the previous period [3] - New shareholder, China Aviation Opportunity Leading Mixed Fund A, holds 16.13 million shares, ranking as the fourth-largest circulating shareholder [3]

Core Viewpoint - The A-share market has shown a significant rebound this week, with major indices such as the CSI 300, ChiNext 300, STAR 50, CSI 500, and CSI 1000 recording weekly gains of 1.64%, 4.68%, 3.21%, 3.14%, and 3.77% respectively, with the ChiNext 300 showing the most notable recovery [1] Weekly Market Review - The performance of humanoid robot stocks has been mixed this week, with the top five gainers being Lixing Co., Changying Precision, Chaojie Co., Ruineng Technology, and GAC Group, while the top five losers include Huada Technology, Runhe Software, Jiangte Electric, Tonghui Electronics, and Lihexing [1] Recent Hotspots and Event Review - Invech's AI temperature control solution has helped data centers achieve over 22% energy savings, addressing high energy consumption issues in the manufacturing industry's digital transformation [2] - The energy consumption of data center air conditioning systems exceeds 30%, and Invech's solution optimizes cooling system control strategies without altering building structures, ensuring seamless installation and maintenance [2] Current Perspectives - Humanoid robots are considered an important downstream application of AI technology, with domestic industrial manufacturing levels leading globally. Companies like Hengshuai Co., Anpeilong, and Lens Technology are expected to benefit from the maturation of products from manufacturers like Tesla and Zhiyuan [3] - The application of diamond heat dissipation is gaining recognition among downstream customers, as the semiconductor industry progresses towards 2nm, 1nm, and even atomic-level developments. Companies such as Guoji Precision, World, and Sifangda are positioned for growth in this area [3] - The 2025 Intel Technology Innovation and Industry Ecosystem Conference has opened in Chongqing, where the first dual-plate liquid cooling server was launched, indicating a potential increase in demand for liquid cooling equipment driven by AI data center construction. Relevant companies include Invech, Bojie Co., and Fengmao Co. [3] - The development of Optical Circuit Switch (OCS) technology by Google is accelerating the progress of the industry chain, with companies like Chip Motion and Tengjing Technology being key players [3]

Summary of Key Points from the Conference Call Industry Overview - The conference call focused on the **liquid cooling technology** within the **data center** industry, particularly the **GB300 cooling system architecture** and its implications for suppliers, especially in China [1][3]. Core Insights and Arguments 1. **GB300 System Architecture**: - The GB300 servers did not utilize the **Cordelia motherboard architecture** due to design challenges, opting instead for a **Bianca-style "T-shaped" layout** with improved liquid-to-air ratios [2][3]. - The current design retains eight fans, indicating it is not fully liquid-cooled [2]. 2. **Product Innovation**: - Liquid cooling is transitioning from a niche to a mainstream solution due to increasing rack power densities and sustainability goals [3]. - Innovations include: - **Electrical System Liquid Cooling**: This approach addresses thermal and electrical challenges as rack power levels exceed 300 kW, with OCP specifications now including liquid-cooled busbar standards [4]. - **Two-Phase Liquid Cooling**: This method enhances thermal performance but presents engineering challenges such as pressure stability and leak detection [4]. 3. **Coolant Distribution Units (CDUs)**: - CDUs are critical for liquid cooling infrastructure, with three dominant architectures emerging [5][9]. 4. **Customer Landscape**: - Google's **Open Rack initiative** promotes interoperability among suppliers, with several companies showcasing prototypes at the OCP summit [6]. - Major integrators prefer local brands for critical components, indicating a trend towards localized supply chains [6]. 5. **Opportunities for Chinese Suppliers**: - Chinese vendors, such as **Envicool**, are positioned to benefit from these trends, with advancements in localized service centers and compliance with Open Rack standards [7]. - Emerging technologies like micro-channel cold plates present additional opportunities for differentiation [7]. 6. **Investment Recommendations**: - **Shenzhen Envicool Technology** is valued at a price target of **Rmb85.64** based on a **60x 2026E PE**, with risks including fluctuations in global AI Capex and competition [10]. - **Shenzhen Kstar Science and Technology** is valued at **Rmb64.86**, implying a **40x 2026E P/E**, with risks related to domestic AI Capex and competition [11]. Additional Important Insights - The evolution of liquid cooling products has been slower than anticipated, with many legacy designs still prevalent, limiting opportunities for local manufacturers [8]. - The integration of advanced leak detection technologies in cooling systems enhances safety and operational efficiency [2][4]. - The report emphasizes the importance of robust safety measures and advanced sealing technologies for the successful deployment of two-phase cooling systems [4]. This summary encapsulates the critical insights from the conference call, highlighting the evolving landscape of liquid cooling technology and the strategic positioning of companies within this sector.

Core Viewpoint - The stock of Invec has experienced a significant increase of 129.73% year-to-date, despite a recent decline in trading activity and a net outflow of funds [1][2]. Group 1: Stock Performance - As of November 28, Invec's stock price is 71.04 CNY per share, with a market capitalization of 69.375 billion CNY [1]. - The stock has seen a 3.11% increase over the last five trading days and a 1.40% increase over the last twenty days, but a decline of 10.12% over the last sixty days [1]. - Invec has appeared on the daily trading leaderboard 13 times this year, with the most recent appearance on November 13, where it recorded a net buy of 629 million CNY [1]. Group 2: Company Overview - Invec, established on August 15, 2005, and listed on December 29, 2016, is located in Longhua District, Shenzhen, Guangdong Province [2]. - The company specializes in the research, production, and sales of precision temperature control energy-saving equipment, with its main revenue sources being: 52.50% from server room temperature control products, 36.00% from cabinet temperature control products, and 0.93% from rail transit train air conditioning services [2]. - As of October 31, the number of shareholders is 157,400, a decrease of 4.17% from the previous period, with an average of 5,401 circulating shares per person, an increase of 4.36% [2]. Group 3: Financial Performance - For the period from January to September 2025, Invec reported a revenue of 4.026 billion CNY, representing a year-on-year growth of 40.19%, and a net profit attributable to shareholders of 399 million CNY, up 13.13% year-on-year [2]. - The company has distributed a total of 581 million CNY in dividends since its A-share listing, with 345 million CNY distributed over the last three years [3]. Group 4: Shareholder Structure - As of September 30, 2025, the second-largest circulating shareholder is Hong Kong Central Clearing Limited, holding 37.06 million shares, a decrease of 45.195 million shares from the previous period [3]. - The fourth-largest circulating shareholder is the China Aviation Opportunity Pioneer Mixed Fund A, which is a new shareholder with 16.127 million shares [3].