Core Points - The company, Lezhi Group, announced on November 26 that its stock price had deviated significantly, with a cumulative increase of over 20% over three consecutive trading days (November 24, 25, and 26, 2025) [1] - After verification, it was confirmed that there are no significant changes expected in the company's operational situation or external business environment [1] - The company and its controlling shareholders have no undisclosed significant matters related to the company, nor are there any major matters in the planning stage [1]

股票交易异常波动公告 垒知控股集团股份有限公司（以下简称"公司"）股票（证券简称：垒知集 团；证券代码：002398）交易价格连续 3 个交易日（2025 年 11 月 24 日、2025 年 11 月 25 日、2025 年 11 月 26 日）收盘价格涨幅偏离值累计达到 20%以上。 根据《深圳证券交易所交易规则》的相关规定，属于股票交易异常波动的情况。 二、公司关注并核实的相关情况 针对公司股票交易异常波动情况，公司对有关事项进行了核查，并问询了公 司控股股东，现将有关情况说明如下： 1、经核实，公司前期披露的信息不存在需要更正、补充之处； 3、近期公司经营情况及内外部经营环境不存在发生或预计将发生重大变化 的情形； 股票交易异常波动公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚 假记载、误导性陈述或者重大遗漏。 一、股票交易异常波动的情况介绍 2、公司未发现近期公共媒体报道了可能或已经对本公司股票交易价格产生 较大影响的未公开重大信息； | 证券代码：002398 | 证券简称：垒知集团 | 公告编号：2025-091 | | --- | --- | --- | | 债券代码： ...

Core Viewpoint - The company announced that its stock price experienced an abnormal fluctuation, with a cumulative increase of over 20% in closing prices over three consecutive trading days from November 24 to 26, 2025 [1] Summary by Relevant Sections - **Stock Price Movement** - The stock price of the company (stock code: 002398) showed a significant increase, with a cumulative rise of over 20% during the specified period [1] - **Company's Response** - The company conducted a review and found no corrections or supplementary disclosures to previous information, and no significant changes in its operational or external environment [1] - **Insider Trading and Disclosure** - During the period of abnormal fluctuation, the controlling shareholder and its concerted parties did not engage in buying or selling the company's stock, and there were no violations of fair information disclosure [1]

Group 1 - The renovation and building materials sector experienced a slight decline, closing at 16,145.05 points with a drop of 0.22% [1] - Yong'an Forestry led the decline in the sector, closing at 8.99 CNY per share with a decrease of 10.01% [1] - Huaci Co. and *ST Yazhen followed, closing at 16.73 CNY per share with a drop of 7.98% and 43.23 CNY per share with a drop of 4.99% respectively [1] Group 2 - Meike Home led the gains in the sector, closing at 2.65 CNY per share with an increase of 9.96% [1] - Leizhi Group and *ST Nachuan also saw gains, closing at 6.85 CNY per share with an increase of 9.95% and 2.64 CNY per share with an increase of 6.02% respectively [1] Group 3 - According to a report by EIU Think Tank, the robust development of technology markets supports the stable growth of China's whole-home smart industry [1] - The smart home market in China is projected to exceed 1 trillion CNY by 2025, driven by the increasing maturity of technology and the expansion of product supply [1] - Major players in the internet, home appliances, and traditional hardware sectors are actively entering the smart home market, leading to a diversified development of the industry [1]

Group 1 - Four companies have received court approval for restructuring investments [2] - Aowannianqing's product, Zhongzubei Dingchuan Wan, focuses on treating respiratory issues [2] - Beida Pharmaceutical has expanded its business scope to include both chemical synthesis and biopharmaceuticals [2] - Zhongheng Group's subsidiary acquired a technology for treating chronic heart failure for 55 million yuan [2] - Huaren Health is focused on the pharmaceutical distribution industry, with Alibaba Health as a significant shareholder [2] - Haiwang Biological is one of the largest national pharmaceutical commercial enterprises in China [2] - Fuyuan Pharmaceutical's Lansoprazole enteric-coated capsules have been approved for registration [2] - People's Tongtai is the largest pharmaceutical commercial company in Heilongjiang Province [2] - Yinghe Group is a regional leader in pharmaceutical distribution in Zhejiang Province [2] - Ruikang Pharmaceutical has completed special item approval for the import of Evusheld, a COVID-19 prevention drug [2] - Jindike is one of the first companies to achieve the approval and sale of quadrivalent influenza vaccines [2] Group 2 - Dairong has completed the transfer of shares with Zhongdao Chenying [3] - Boyong Generation is a leader in the domestic ETC chip field [3] - Wantong Development plans to invest 854 million yuan to acquire a 62.98% stake in Shudu Technology [3] - Mingwei Electronics collaborates with major manufacturers for chip production [3] - Qipilong is a leading Chinese men's clothing brand [3] - Dongxin Co. is one of the few companies in mainland China providing complete solutions for NAND, NOR, and DRAM chips [3] - The National Space Administration has issued a plan to promote the high-quality development of commercial aerospace [3] - Sanwei Tiandi has clients including China Aerospace for its digital inspection and testing management services [3] - Leike Defense has developed a comprehensive satellite application business [3] - Tianqimo has sufficient orders for its aviation parts business [3] Group 3 - The implementation plan to enhance the adaptability of supply and demand for consumer goods has been issued [4] - Maoye Commercial is a retail market leader in Hohhot [4] - Jialinjie is a leader in functional fabrics for outdoor sports [4] - Xueqi Electric specializes in the production of refrigerators and commercial display cabinets [4] - Guangbai Co. is the largest department store chain in Guangzhou [4] - Mengjie Co. has launched the first children's home textile brand in the industry [4] - Juran Smart Home has signed a strategic cooperation agreement following the chairman's passing [4] - Haixin Food is a leading company in the frozen fish ball market [4] - Sanjiang Shopping is the largest local supermarket chain in Zhejiang Province [4] - Jiangxi Province's first listed company in the commercial circulation industry is Guoguang Chain [4] Group 4 - The company is a leading e-commerce platform for liquor, with various brand partnerships [5] - Shiji Group plans to acquire a 95% stake in Fujian Shuchuan Ming Shang for 184.6 million yuan [5] - Laizhi Group specializes in new materials for construction additives [5] - Dahua Intelligent has developed a complete quantum secure satellite internet communication solution [5] - Haitong Development operates dry bulk shipping services across over 200 ports [5] - Qingshan Paper is a major supplier of optical communication modules and components [5] Group 5 - Ningbo Color Masterbatch has launched a high-transparency POE film crosslinking masterbatch [6] - BOLE FREE STARS' app surpassed 10 million downloads in its first week [6] - Hainan Free Trade Port is set to launch on December 18 [6] - Hainan Ruize focuses on concrete and new wall materials production [6] - Tianpu Co. has completed the transfer of shares with Zhonghuang Chenying [6] - Longsao Technology has increased its sales contract for lithium iron phosphate materials significantly [6] Group 6 - The company has developed energy storage products covering various systems and collaborated with international wind power leaders [7] - Huanyue Century has established an AI joint laboratory for content production [7] - Luoping Zinc Electric is the only enterprise in the zinc smelting industry with a tri-production model [7] - Meiyan Jixiang operates seven hydropower stations in Guangdong [7] - Qingshang Co. has developed smart city products using streetlights as a platform [7] - Meike Home focuses on domestic retail and international wholesale of home products [7] Group 7 - Chitianhua is the largest methanol producer in Guizhou, with an annual capacity of 300,000 tons [8] - Weiyuan Co. is the largest producer of phenol and acetone in China [8] - Teli A is controlled by the Shenzhen State-owned Assets Supervision and Administration Commission [8] - Hongmian Co. is a state-owned enterprise in Guangzhou focusing on daily chemical products [8] - Zhonghuan Hailu produces various industrial metal forgings for multiple sectors [8]

Market Overview - The renovation and building materials sector increased by 0.86% on November 25, with the leading stock being Leizhi Group, which rose by 10.07% [1] - The Shanghai Composite Index closed at 3870.02, up 0.87%, while the Shenzhen Component Index closed at 12777.31, up 1.53% [1] Key Stocks Performance - Leizhi Group (002398) closed at 6.23 with a rise of 10.07%, trading volume of 808,900 shares and a transaction value of 493 million [1] - Other notable performers included: - Luopusi Gold (002333) at 5.93, up 6.27% with a transaction value of 242 million [1] - Wanli Stone (002785) at 36.85, up 6.13% with a transaction value of 373 million [1] - Yangzi New Materials (002652) at 3.85, up 4.05% with a transaction value of 84.7 million [1] Capital Flow Analysis - The renovation and building materials sector saw a net inflow of 100 million in main funds, while retail funds experienced a net outflow of 91.62 million [2] - Main funds for Leizhi Group showed a net inflow of 14.2 million, while retail funds had a net outflow of 78.1 million [3] - Other stocks with significant main fund inflows included: - Fashilong (605318) with a net inflow of 22.58 million [3] - Jianlang Hardware (002791) with a net inflow of 13.6 million [3]

Core Insights - The A-share market in Fujian province showed strong performance, with several stocks experiencing significant gains, including Tengjing Technology which rose over 12% [1] Summary by Category Stock Performance - Tengjing Technology increased by 12.22%, with a total market capitalization of 26.1 billion [2] - Other notable stocks included: - Xiamen Xinda and Lezhi Group both rose by 10.08% [2] - Shida Group and Rongji Software both increased by approximately 10% [2] - Fujian Cement saw a rise of over 7% [1] Year-to-Date Performance - Tengjing Technology has shown a remarkable year-to-date increase of 403.72% [2] - Other stocks with significant year-to-date gains include: - Xiamen Xinda with a 57.77% increase [2] - Rongji Software with a 128.88% increase [2] - Fujian Cement with an 84.17% increase [2]

Core Insights - The A-share market in Fujian province showed strong performance, with several stocks experiencing significant gains, including Tengjing Technology, which rose over 12% [1] - Multiple stocks reached their daily limit up, indicating robust investor interest and market momentum [1] Stock Performance Summary - **Tengjing Technology**: Increased by 12.22%, with a total market capitalization of 26.1 billion and a year-to-date increase of 403.72% [2] - **Xiamen Xinda**: Gained 10.08%, with a market cap of 4.873 billion and a year-to-date increase of 57.77% [2] - **Luzhi Group**: Rose by 10.07%, with a market cap of 4.349 billion and a year-to-date increase of 44.24% [2] - **Shida Group**: Increased by 10.04%, with a market cap of 12.2 billion and a year-to-date increase of 54.85% [2] - **Rongji Software**: Gained 10.03%, with a market cap of 8.53 billion and a year-to-date increase of 128.88% [2] - **Dahua Intelligent**: Increased by 10.02%, with a market cap of 6.108 billion and a year-to-date increase of 15.82% [2] - **Fujian Cement**: Rose by 7.38%, with a market cap of 3.199 billion and a year-to-date increase of 84.17% [2]

Core Viewpoint - The A-share market shows significant gains, particularly in the technology sector, with the ChiNext Index rising over 2.6% amid strong performances in AI hardware and related concepts [2][4]. Market Performance - As of midday, the Shanghai Composite Index increased by 1.13%, the Shenzhen Component Index rose by 2.04%, and the ChiNext Index surged by 2.6% [2]. - The total trading volume in the Shanghai and Shenzhen markets reached 1.17 trillion yuan, an increase of 149.3 billion yuan compared to the previous trading day [3]. Sector Highlights - AI hardware and CPO concepts experienced a broad rebound, with significant gains in glass fiber, liquid cooling, and copper-clad laminate concepts [2]. - The F5G concept led the sector gains with a rise of 5.70%, followed by optical communication and communication equipment sectors, which increased by 4.88% and 4.52%, respectively [3]. - The light communication concept saw a notable expansion, with companies like Guoke Technology and Tengjing Technology hitting historical highs [4]. Notable Stocks - Guoke Technology and Tengjing Technology both achieved maximum gains, with Guoke Technology hitting the daily limit and Tengjing Technology rising over 15% [4]. - Local stocks in Fujian, such as Xunxing Co., experienced a sharp rebound, with several stocks reaching their daily limit [5]. Investor Sentiment - The market sentiment remains positive, with over 4,900 stocks in the market showing gains [2][4].

Core Insights - The renovation and building materials sector saw an increase of 0.64% on November 24, with China Railway Construction leading the gains [1] - The Shanghai Composite Index closed at 3836.77, up 0.05%, while the Shenzhen Component Index closed at 12585.08, up 0.37% [1] Sector Performance - China Railway Construction (300374) led the sector with a closing price of 17.90, up 4.74%, and a trading volume of 308,600 shares, amounting to 546 million yuan [1] - Other notable performers included: - Leizhi Group (002398) at 5.66, up 4.24% with a trading volume of 623,000 shares [1] - Sentai Co., Ltd. (301429) at 19.40, up 3.97% with a trading volume of 35,800 shares [1] - Yangzi New Materials (002652) at 3.70, up 3.93% with a trading volume of 300,300 shares [1] Fund Flow Analysis - The renovation and building materials sector experienced a net outflow of 79.98 million yuan from institutional investors, while retail investors saw a net inflow of 32.39 million yuan [2] - Key stocks with significant fund flows included: - Oriental Yuhong (002271) with a net inflow of 56.09 million yuan from institutional investors [3] - Leizhi Group (002398) with a net inflow of 29.50 million yuan from institutional investors [3] - China Railway Construction (300374) with a net inflow of 22.57 million yuan from institutional investors [3]