Market Overview - The battery sector experienced a decline of 2.5% compared to the previous trading day, with Tianji Co. leading the drop [1] - The Shanghai Composite Index closed at 3931.05, down 0.4%, while the Shenzhen Component Index closed at 12980.82, down 0.76% [1] Stock Performance - Notable gainers in the battery sector included: - KunGong Technology (Code: 920152) with a closing price of 30.80, up 7.88% [1] - ST Hezhong (Code: 300477) with a closing price of 4.02, up 7.20% [1] - Tianhua New Energy (Code: 300390) with a closing price of 60.94, up 6.09% [1] - Significant decliners included: - Tianji Co. (Code: 002759) with a closing price of 38.86, down 9.98% [2] - Baosheng Lithium Battery (Code: 688353) with a closing price of 103.99, down 9.33% [2] - Weike Technology (Code: 600152) with a closing price of 8.17, down 9.02% [2] Capital Flow - The battery sector saw a net outflow of 5.242 billion yuan from institutional investors, while retail investors had a net inflow of 5.352 billion yuan [2][3] - The capital flow for specific stocks showed: - Nord Co. (Code: 600110) had a net inflow of 196 million yuan from institutional investors [3] - Xiangtan Electric (Code: 002125) had a net inflow of 195 million yuan from institutional investors [3] - Tianhua New Energy (Code: 300390) had a net inflow of 134 million yuan from institutional investors [3]

Group 1 - The battery sector experienced a continued decline in the afternoon, with Weike Technology hitting the daily limit down [1] - Other companies such as Zhongli Group, Penghui Energy, Zhuhai Guanyu, Yicheng New Energy, Chengfei Integration, and Yiwei Lithium Energy also saw declines [1]

Summary of Weike Technology Conference Call Company Overview - Weike Technology focuses on sodium-ion batteries using the polyanion route, with products operational in temperature ranges from -40°C to 60°C and a cycle life of up to 8,000 cycles, although the company is currently not profitable [2][4][5]. Industry Insights - The sodium-ion battery industry is still in its early development stage. The decline in lithium carbonate prices has led some companies to exit the market, but Weike Technology remains optimistic about the future of sodium batteries due to their price advantages and wide temperature adaptability [2][7]. Key Developments - Weike Technology has planned a production capacity of 2 GWh for sodium batteries, supported by local government, and owns nearly 300 acres of land for expansion. However, expansion decisions will be based on current capacity utilization and market demand, adhering to a prudent expansion strategy [2][6]. - The company has invested 200 million yuan in the Nanchang production base, which began operations in 2023, primarily producing square aluminum shell sodium batteries for energy storage and backup power [4]. Product and Technology Advancements - The company has made significant breakthroughs in sodium battery technology, particularly in the polyanion route, achieving a cycle life of 8,000 cycles and developing both square aluminum shell and small cylindrical products for various applications [5][9]. - Weike Technology is investing millions annually in R&D for high energy density, silicon-carbon, solid-state, and semi-solid state batteries, aiming to maintain market relevance and avoid obsolescence [3][13]. Cost Management and Future Outlook - Current production costs for sodium-ion batteries are relatively high due to low output, but costs are expected to decrease significantly as production capacity increases. The pricing strategy is currently based on discounts relative to lithium battery market prices [11]. - The company aims to optimize production processes and select cost-effective raw materials to enhance performance while maintaining cost competitiveness [10]. Customer Base and Applications - Weike Technology has established partnerships with various domestic and international clients, with applications in energy storage projects such as Guangfa Project, Lianyungang Project, and North China Oilfield, as well as in communication base stations [8]. Strategic Planning - The company is gradually expanding its customer base and focusing on reliable product quality to gain market trust. It plans to strengthen both sodium-ion and lithium-ion battery segments while continuously optimizing internal strategies to meet market demands [15]. Challenges - A significant challenge in the sodium-ion battery sector is the consistency of domestic materials, which performs well in small-scale production but lacks consistency in large-scale production. This issue needs further research and development [14]. Sales Performance - In 2025, Weike Technology's lithium battery business is expected to remain stable, with a slight decline in sales but an increase in production. Collaborations with new clients, such as those in the robotic vacuum sector, are anticipated to yield actual orders in 2026 [12].

Market Overview - As of November 18, the Shanghai Composite Index closed at 3939.81 points, down 32.22 points, a decline of 0.81% [1] - The Shenzhen Component Index closed at 13080.49 points, down 121.52 points, a decline of 0.92% [1] - The ChiNext Index closed at 3069.22 points, down 35.98 points, a decline of 1.16% [1] High Turnover Stocks - A total of 100 A-shares had a turnover rate exceeding 20% on November 18, with six stocks, including Beikong Detection and C Hengkong, having turnover rates above 50% [1] - Beikong Detection (stock code: 920160) had a closing price of 26.50 yuan and a turnover rate of 88.46%, with a price increase of 295.52% [1] - C Hengkong (stock code: 688727) closed at 61.55 yuan, with a turnover rate of 81.36% and a price increase of 310.61% [1] - Other notable stocks with high turnover rates include C Nanshu (75.35% turnover, 224.78% increase) and Zhongfutong (53.96% turnover, -3.19% decrease) [1] Additional High Turnover Stocks - Other stocks with significant turnover rates include: - Xue Ren Group (50.33% turnover, -2.55% decrease) [1] - Jianglong Boat (46.42% turnover, -2.02% decrease) [1] - Xuanya International (44.73% turnover, 20.01% increase) [1] - Hongxiang Co. (44.63% turnover, 5.98% increase) [1] - The list continues with various companies showing diverse performance in terms of turnover and price changes [2][3][4]

Core Points - The battery sector experienced a decline of 3.32% on the trading day, with Huasheng Lithium leading the drop [1] - The Shanghai Composite Index closed at 3939.81, down 0.81%, while the Shenzhen Component Index closed at 13080.49, down 0.92% [1] Stock Performance - Xianhui Technology (688155) closed at 64.99, up 6.56% with a trading volume of 87,100 shares and a transaction value of 567 million [1] - Copper Crown Copper Foil (301217) closed at 35.21, up 4.42% with a trading volume of 652,900 shares and a transaction value of 2.299 billion [1] - Weike Technology (600152) closed at 8.47, up 3.93% with a trading volume of 1,288,200 shares and a transaction value of 1.12 billion [1] - ST Hezhong (300477) closed at 4.13, up 3.77% with a trading volume of 2,588,000 shares and a transaction value of 1.092 billion [1] - Huazi Technology (300490) closed at 13.18, up 3.13% with a trading volume of 884,600 shares and a transaction value of 1.199 billion [1] - Funeng Technology (688567) closed at 18.37, up 2.97% with a trading volume of 366,200 shares and a transaction value of 670 million [1] - Other notable stocks include DeFu Technology (301511) and Wanli Co., Ltd. (600847) with respective closing prices of 32.31 and 13.33, showing minor increases [1] Capital Flow - The battery sector saw a net outflow of 14.868 billion from main funds, while retail investors contributed a net inflow of 10.766 billion [3] - Speculative funds recorded a net inflow of 4.102 billion into the sector [3]

Core Viewpoint - The company has made significant progress in its sodium battery business, showcasing its advantages over lithium iron phosphate batteries in various aspects [1] Group 1: Company Developments - The company has sent samples of its sodium battery products to 30-40 clients, including notable companies such as Honeycomb, Guoxuan High-Tech, Weike Technology, and Haishida [1] - The sodium battery technology is highlighted for its superior resource availability, high-rate performance, low-temperature performance, safety, and cost-effectiveness in large-scale production compared to lithium iron phosphate batteries [1] Group 2: Industry Insights - Sodium batteries are particularly suitable for energy storage applications, indicating a growing market potential in this sector [1]

Summary of Key Points Core Viewpoint - Multiple shareholders across various companies are planning to reduce their stakes, indicating potential shifts in ownership dynamics and investor sentiment in the market [1]. Shareholder Reductions - Guosheng Securities: Three shareholders plan to collectively reduce their holdings by no more than 2.82% [1] - Binjiang Group: Multiple shareholders intend to reduce their stakes by up to 2.88% [1] - Kanglong Chemical: Shareholder Xincheng Kang and its concerted parties plan to reduce their holdings by no more than 1.5% [1] - Erliang San: Controlling shareholder Li Xiaolong intends to reduce his stake by no more than 1% [1] - Yongxing Shares: Science City Investment Group plans to reduce its holdings by no more than 1% [1] - Weike Technology: Industrial Investment intends to reduce its stake by no more than 0.9999% [1] - Zhengyuan Wisdom: Plans to reduce no more than 2% of repurchased shares [1] - Baida Group: Shareholder Xizi United plans to reduce up to 752.48 million shares [1] - Camel Shares: Chairman Liu Changle intends to reduce no more than 7.2 million shares [1] - Zhongwei Company: Xunxin Investment has cumulatively reduced 12.52 million shares through block trading [1] - Aerospace Engineering: Guochuang Fund and New Car Fund have collectively reduced 2.76 million shares [1] - Tengya Precision: Nanjing Yunhang has cumulatively reduced 2.49% of its shares [1] - Hexing Packaging: Xia Ping and its concerted parties have cumulatively reduced 3.4045% of their shares [1] Other Notable Information - *ST Dazheng: Shareholder Zhou Zhenke's 0.81% stake is set to be forcibly sold by judicial order [1] - Dongbai Group: Lacks duty-free operating qualifications and is not involved in duty-free goods operations [1]

Core Viewpoint - The announcement details a share reduction plan by major shareholders of Weike Technology, indicating a planned reduction of up to 5,290,793 shares, which represents approximately 1% of the company's total share capital [3][6]. Shareholding Basic Situation - As of the announcement date, Ningbo Industrial Investment Co., Ltd. and its acting in concert, Ningbo Industrial Investment Group Co., Ltd., hold over 5% of Weike Technology's shares. Ningbo Industrial Investment Co., Ltd. owns 30,394,657 shares, accounting for 5.74% of the total shares, while Ningbo Industrial Investment Group Co., Ltd. holds 1,700,744 shares, or 0.32%. Together, they own 32,095,401 shares, which is 6.06% of the total [2]. Major Content of the Reduction Plan - Ningbo Industrial Investment Co., Ltd. plans to reduce its holdings through centralized bidding, with a maximum of 5,290,793 shares to be sold within three months starting from December 9, 2025, to March 8, 2026. This reduction will not exceed 1% of the total share capital during any continuous 90-day period [3][4]. - The number of shares to be reduced will be adjusted in case of any corporate actions such as dividend distribution, stock splits, or new share issuance during the reduction period [3]. Basic Situation of the Reducing Entity - The reducing entity has acting in concert parties involved in the shareholding structure [4]. Other Arrangements and Commitments - There are no other arrangements by the relevant shareholders regarding their shareholding [5]. - The major shareholders have not made any prior commitments regarding their shareholding ratio, quantity, holding period, reduction method, or price [5]. Uncertainty Risks of the Reduction Plan - The share reduction plan is a normal action due to the shareholders' funding needs and is not expected to significantly impact the company's governance structure or future operations. It will not lead to a change in control of the company [6]. - The implementation of the reduction plan may face uncertainties related to timing, quantity, and pricing based on market conditions [6].

证券代码：600152 证券简称：维科技术 公告编号：2025-049 维科技术股份有限公司 关于持股 5%以上股东减持股份计划的公告 本公司董事会、全体董事及相关股东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： 持股的基本情况 截至本公告披露日，宁波市工业投资有限责任公司及一致行动人宁波工业投 资集团有限公司为维科技术股份有限公司（以下简称"维科技术"）持股 5%以上 股东。宁波市工业投资有限责任公司持有维科技术无限售条件流通 A 股 30,394,657 股，占维科技术股份总数的 5.74%；宁波工业投资集团有限公司持有 维科技术无限售条件流通 A 股 1,700,744 股，占维科技术股份总数的 0.32%；合 计持有维科技术无限售条件流通 A 股 32,095,401 股，占维科技术股份总数的 6.06%。 1、本公告披露之日起 15 个交易日后的 3 个月内（即 2025 年 12 月 9 日-2025 年 3 月 8 日），且在任意连续 90 个自然日内，减持股份的总数不超过公司股份总 数的 1%。 2、在本公告披露之 ...

Group 1 - The core point of the article is that Ningbo Industrial Investment Co., Ltd. plans to reduce its stake in Weike Technology by up to 5.2908 million shares, which represents 1% of the company's total share capital [1] Group 2 - The reduction will be executed through a centralized bidding method [1]