(一)股东大会召开的时间：2025 年 9 月 17 日 (二)股东大会召开的地点：南京市仙林大道 99 号星叶广场 (三)出席会议的普通股股东和恢复表决权的优先股股东及其持有股份情况： 证券代码：600533 证券简称：栖霞建设 公告编号：2025-030 南京栖霞建设股份有限公司 2025年第一次临时股东大会决议公告 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。 重要内容提示： 本次会议是否有否决议案：无 一、 会议召开和出席情况 | 股东类型 | 同意 | | 反对 | | 弃权 | | | --- | --- | --- | --- | --- | --- | --- | | | 票数 | 比例（%） | 票数 | 比例 | 票数 | 比例 | | | | | | （%） | | （%） | | A 股 | 464,993,602 | 99.6174 | 1,383,600 | 0.2964 | 401,902 | 0.0862 | | 1、出席会议的股东和代理人人数 | 299 | | --- | --- | | ...

南财智讯9月17日电，栖霞建设公告，南京高科股份有限公司计划在2025年10月17日至2026年1月16日期 间，减持不超过3150万股公司股份，占公司总股本的比例不超过3%。减持方式包括集中竞价交易（不 超过1050万股，不超过公司总股本的1%）和大宗交易（不超过2100万股，不超过公司总股本的2%）。 减持原因是公司经营发展需要。南京高科目前持有9259.308万股，占公司总股本的8.818%。 ...

人民财讯9月17日电，栖霞建设（600533）9月17日晚间公告，公司持股8.818%的股东南京高科 （600064）拟减持首发前取得的股份、发行上市后以非公开发行、利润分配方式取得的股份合计不超过 3150万股(不超过公司总股本的3%)。 ...

Quantitative Factors and Construction Methods - **Factor Name**: Large Buy Order Transaction Amount Ratio **Factor Construction Idea**: This factor captures the buying behavior of large funds by analyzing the proportion of large buy orders in the total transaction amount for a given day [7] **Factor Construction Process**: 1. Utilize tick-by-tick transaction data to reconstruct buy and sell order data based on the bid and ask sequence numbers [7] 2. Filter transactions based on order size to identify large orders [7] 3. Calculate the proportion of large buy order transaction amounts to the total transaction amount for the day [7] **Formula**: $ \text{Large Buy Order Transaction Amount Ratio} = \frac{\text{Large Buy Order Amount}}{\text{Total Transaction Amount}} $ **Factor Evaluation**: This factor effectively reflects the buying behavior of large funds [7] - **Factor Name**: Net Active Buy Transaction Amount Ratio **Factor Construction Idea**: This factor measures the active buying behavior of investors by analyzing the net active buy transaction amount as a proportion of the total transaction amount for a given day [7] **Factor Construction Process**: 1. Use tick-by-tick transaction data to classify each transaction as either active buy or active sell based on the buy/sell indicator [7] 2. Calculate the net active buy transaction amount by subtracting the active sell amount from the active buy amount [7] 3. Compute the proportion of the net active buy transaction amount to the total transaction amount for the day [7] **Formula**: $ \text{Net Active Buy Transaction Amount Ratio} = \frac{\text{Active Buy Amount} - \text{Active Sell Amount}}{\text{Total Transaction Amount}} $ **Factor Evaluation**: This factor provides insights into the active buying tendencies of investors [7] Factor Backtesting Results - **Large Buy Order Transaction Amount Ratio**: - Top 10 stocks with the highest 5-day average values: 1. Guofa Co., Ltd. (600538.SH): 86.5%, 97.9% time-series percentile [9] 2. Jilin Expressway (601518.SH): 86.3%, 82.3% time-series percentile [9] 3. Chongqing Iron & Steel (601005.SH): 85.8%, 83.1% time-series percentile [9] 4. Zijin Bank (601860.SH): 85.6%, 62.6% time-series percentile [9] 5. Jianyuan Trust (600816.SH): 85.5%, 90.5% time-series percentile [9] - **Net Active Buy Transaction Amount Ratio**: - Top 10 stocks with the highest 5-day average values: 1. Fangda Special Steel (600507.SH): 24.8%, 100.0% time-series percentile [10] 2. Liaogang Co., Ltd. (601880.SH): 18.3%, 95.1% time-series percentile [10] 3. Overseas Chinese Town A (000069.SZ): 17.6%, 99.6% time-series percentile [10] 4. Qixia Construction (600533.SH): 14.6%, 99.2% time-series percentile [10] 5. Wanwei High-Tech (600063.SH): 14.3%, 99.6% time-series percentile [10] Additional Results for Indices, Industries, and ETFs - **Indices**: - Large Buy Order Transaction Amount Ratio (5-day average): - Shanghai Composite Index: 74.2%, 25.1% time-series percentile [12] - CSI 300: 73.1%, 10.7% time-series percentile [12] - Net Active Buy Transaction Amount Ratio (5-day average): - Shanghai Composite Index: -4.3%, 95.5% time-series percentile [12] - CSI 300: -4.5%, 100.0% time-series percentile [12] - **Industries**: - Large Buy Order Transaction Amount Ratio (5-day average): - Steel: 80.6%, 46.9% time-series percentile [13] - Construction: 79.5%, 62.6% time-series percentile [13] - Net Active Buy Transaction Amount Ratio (5-day average): - Steel: 4.0%, 40.7% time-series percentile [13] - Construction: 2.4%, 70.8% time-series percentile [13] - **ETFs**: - Large Buy Order Transaction Amount Ratio (5-day average): - ChinaAMC SSE 50 ETF (510050.SH): 89.3%, 74.1% time-series percentile [15] - GF CSI All-Index IT ETF (159939.SZ): 89.2%, 54.3% time-series percentile [15] - Net Active Buy Transaction Amount Ratio (5-day average): - Huaan SSE STAR Chip ETF (588290.SH): 17.3%, 99.6% time-series percentile [16] - Harvest CSI Battery Theme ETF (562880.SH): 13.9%, 92.2% time-series percentile [16]

Summary of Key Points Core Viewpoint - The announcement confirms that Nanjing Gaoke Co., Ltd. holds 92.59308 million shares of Qixia Construction Co., Ltd., accounting for 8.818% of the total share capital, and that the planned share reduction by Nanjing Gaoke has not been implemented by the deadline [1]. Group 1: Shareholder Information - As of the announcement date, Nanjing Gaoke holds 92.59308 million shares, representing 8.818% of the total share capital of the company [1]. - The share reduction plan was disclosed on May 22, 2025, but as of September 12, 2025, Nanjing Gaoke has not executed any share reduction [1]. Group 2: Reduction Plan Implementation - The reduction plan's time frame has expired without any shares being sold [1]. - The actual reduction situation aligns with the previously disclosed reduction plan, confirming that no shares were reduced [1]. - There was no minimum reduction quantity or percentage set for this reduction plan [1]. Group 3: Plan Status - The reduction plan was not terminated early and remained active until the deadline [2].

Summary of Key Points Core Viewpoint - Nanjing Qixia Construction Co., Ltd. did not execute the previously announced share reduction plan during the specified period, resulting in no change in shareholding from Nanjing High-Tech [1] Group 1: Shareholding Information - As of the announcement date, Nanjing High-Tech holds 92.59308 million shares of Nanjing Qixia Construction, accounting for 8.818% of the total share capital [1] - The shares held by Nanjing High-Tech were acquired through various means, including 7.27924 million shares obtained before the IPO, 8.21076 million shares from a private placement, and 77.10308 million shares from other methods [1] Group 2: Reduction Plan Details - On May 22, 2025, Nanjing Qixia Construction disclosed a share reduction plan, stating that the maximum reduction would not exceed 3% [1] - The actual reduction during the period from June 13, 2025, to September 12, 2025, was 0 shares, with a reduction price range of 0 - 0 CNY per share, resulting in a total reduction amount of 0 CNY and a reduction ratio of 0% [1] - The completion status of the reduction plan indicates that while the plan period has ended, no shares were reduced, and the minimum reduction quantity or ratio was not set in the plan [1]

| 证券代码：600533 | | | 证券简称：栖霞建设 | 公告编号：2025-029 | | --- | --- | --- | --- | --- | | 债券简称：22 | 栖建 | 01 | 债券代码：185951 | | | 债券简称：23 | 栖建 | 01 | 债券代码：240284 | | | 债券简称：24 | 栖建 | 02 | 债券代码：240546 | | 股东持股的基本情况: 截至本公告披露日，南京高科股份有限公司（以 下简称"南京高科"）持有本公司股份 9259.3080 万股，占公司总股本 的 8.818%。 减持计划的实施结果情况: 2025 年 5 月 22 日，公司披露了《栖霞建设 持股 5%以上股东减持股份计划公告（临 2025-017）》。2025 年 9 月 12 日，公司收到南京高科《关于减持栖霞建设股份计划实施情况的告知 函》：截至 2025 年 9 月 12 日，南京高科未实施减持。本次减持计划时 间届满。 披露的减持时间区间届满 南京栖霞建设股份有限公司 持股 5%以上股东减持股份结果公告 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、 ...

Core Points - Nanjing Gaoke Co., Ltd., a shareholder holding more than 5%, planned to reduce its stake in Qixia Construction by up to 3% between June 13, 2025, and September 12, 2025 [1] - As of September 12, 2025, the planned reduction has not been executed, with a reduction quantity of 0 shares and a reduction ratio of 0% [1] - The current holding of Nanjing Gaoke Co., Ltd. stands at 92.5931 million shares, representing 8.818% of the total shares [1]

Core Points - The company will hold a "2025 Semi-Annual Performance Briefing" on September 17, 2025, from 15:00 to 16:00 via a WeChat mini-program for interactive communication [5] - The purpose of the briefing is to provide investors with a comprehensive understanding of the company's operational results and financial status [1] - Key personnel attending the briefing include the Chairman and President Jiang Jinsong, Independent Director Zhang Xiulian, Vice President and Board Secretary Wang Haigang, and Chief Accountant He Zhengwu [1] Investor Participation - Investors can submit questions via email to invest@chixia.com before 15:00 on September 17, 2025, and the company will address commonly asked questions during the briefing [2] - Investors can participate in the briefing by searching for the "Yao Diao Yan" mini-program on WeChat and selecting "Online Briefing" to engage in discussions [2][3] Contact Information - Contact persons for the event are Xu Xiangfeng and Chen Xiwei, with a contact number of 025-85600533 and the same email address for inquiries [4]

Core Viewpoint - Qixia Construction (stock code: 600533) announced that it will hold the "2025 Semi-Annual Performance Briefing" on September 17, 2025, in Nanjing [1] Company Summary - The company is scheduled to present its semi-annual performance results for 2025 [1]