证券之星消息，11月20日专业工程板块较上一交易日下跌0.12%，时空科技领跌。当日上证指数报收于 3931.05，下跌0.4%。深证成指报收于12980.82，下跌0.76%。专业工程板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | | --- | --- | --- | --- | --- | --- | --- | | 605598 | 肥炭史上 | 42.87 | 7.34% | 17.63万 | | 7.52亿 | | 300517 | 海波車科 | 13.12 | 6.58% | 16.22万 | | 2.09亿 | | 601133 | 柏诚股份 | 13.43 | 4.43% | 26.40万 | | 3.59亿 | | 000065 | 北方国际 | 11.77 | 3.06% | 45.71万 | | 5.39亿 | | 600970 | 中材国际 | 9.30 | 2.42% | 26.43万 | | 2.45亿 | | 002051 | 中工国际 | 8.56 | 1.90% | 15.94万 | | 1.37亿 | | 00 ...

Investment Rating - The report does not provide a specific investment rating for the industry or companies mentioned [1]. Core Insights - The report highlights several new stock listings and trading activities scheduled for November 18, 2025, including companies such as Jingchuang Electric (12.10), Beikang Testing (6.70), and Nanguang Digital (5.69) [1]. - It also mentions various corporate actions such as tender offers, cash options, and acquisition requests, indicating active market movements [1]. Summary by Relevant Sections - **New Stock Listings**: Companies like Jingchuang Electric, Beikang Testing, and Nanguang Digital are set to debut on the market with respective prices of 12.10, 6.70, and 5.69 [1]. - **Corporate Actions**: The report details several corporate actions including a tender offer for Tianpu Co. (605255) from November 20 to December 19, 2025, and cash options for Hangqi Wheel B (200771) from November 19 to November 25, 2025 [1]. - **Market Alerts**: It lists companies experiencing significant fluctuations, such as Moen Electric (002451) and Huasheng Lithium Battery (688353), indicating potential investment risks and opportunities [1].

Market Overview - The professional engineering sector experienced a decline of 1.43% on November 18, with the Dayang Group 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 - Notable gainers included: - Yaxiang Integration (603929) with a closing price of 58.18, up 10.00% [1] - Shenghui Integration (603163) also up 10.00%, closing at 46.75 [1] - Other gainers included Otsukare Raku (300517) up 4.38% and Yihai Port (605598) up 2.94% [1] - Major decliners included: - Dayang Group (002593) down 8.50%, closing at 6.67 [2] - Yongfu Co. (300712) down 7.69%, closing at 30.35 [2] - Other notable declines included Shikong Technology (605178) down 6.27% and Yabo Co. (002323) down 5.03% [2] Capital Flow - The professional engineering sector saw a net outflow of 394 million yuan from institutional investors, while retail investors contributed a net inflow of 297 million yuan [2] - The table of capital flow indicates that: - Baoli Technology (603959) had a net inflow of 54.44 million yuan from institutional investors [3] - Shenghui Integration (603163) saw a net inflow of 50.65 million yuan from institutional investors [3] - Conversely, Dayang Group (002593) experienced a significant net outflow of 5939.86 million yuan from retail investors [3]

格隆汇11月18日｜时空科技(605178.SH)跌逾7%，报78元，总市值77.28亿元。时空科技公告，公司股票价格于2025年11月13日、11月14日、11月17日连续三 个交易日收盘价格涨幅偏离值累计超过20%，属于股票交易异常波动的情形。公司股价自2025年9月以来累计上涨258.73%，自2025年10月31日以来日均换手 率为22.75%，换手率较高，明显放量，交易风险较大。公司股价短期上涨幅度较大，存在市场情绪过热、非理性炒作风险，已严重偏离同期上证指数和装 修装饰行业指数，且严重偏离公司基本面，随时存在快速下跌风险。(格隆汇) ...

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： 证券代码：605178 证券简称：时空科技 公告编号：2025-085 北京新时空科技股份有限公司 股票交易异常波动公告 公司股票价格于 2025 年 11 月 13 日、11 月 14 日、11 月 17 日连续三个 交易日收盘价格涨幅偏离值累计超过 20%，根据《上海证券交易所交易规则》的 有关规定，属于股票交易异常波动的情形。 公司股价自 2025 年 9 月以来累计上涨 258.73%，自 2025 年 10 月 31 日 以来日均换手率为 22.75%，换手率较高，明显放量，交易风险较大。公司股价 短期上涨幅度较大，存在市场情绪过热、非理性炒作风险，已严重偏离同期上证 指数和装修装饰行业指数，且严重偏离公司基本面，随时存在快速下跌风险。 公司最新市净率显著高于同行业上市公司水平。公司所属的行业分类 "E50 建筑装饰、装修和其他建筑业"最新行业市净率为 2.40 倍，公司最新市 净率为 6.81 倍，显著高于同行业上市公司水平。 2021 年至 ...

时空科技公告，公司股票价格于2025年11月13日、11月14日、11月17日连续三个交易日收盘价格涨幅偏 离值累计超过20%，属于股票交易异常波动的情形。公司股价自2025年9月以来累计上涨258.73%，自 2025年10月31日以来日均换手率为22.75%，换手率较高，明显放量，交易风险较大。公司股价短期上 涨幅度较大，存在市场情绪过热、非理性炒作风险，已严重偏离同期上证指数和装修装饰行业指数，且 严重偏离公司基本面，随时存在快速下跌风险。 ...

Summary of Key Points Core Viewpoint - On November 17, a total of 39 stocks were identified with institutional activity, with 14 stocks showing net buying and 25 stocks showing net selling by institutions [1] Group 1: Institutional Buying - The top three stocks with the highest net buying by institutions were: - Shikong Technology with a net buying amount of 365 million yuan - Hualian Holdings with a net buying amount of 79.53 million yuan - Zhongyi Technology with a net buying amount of 70.68 million yuan [1] Group 2: Institutional Selling - The top three stocks with the highest net selling by institutions were: - Zhongkuang Resources with a net outflow of 262 million yuan - Shida Shenghua with a net outflow of 247 million yuan - Yongtai Technology with a net outflow of 142 million yuan [1]

当天机构净买入前三的股票分别是时空科技、华联控股、中一科技，净买入金额分别是3.65亿元、7953 万元、7068万元。 共39只个股出现了机构的身影。 | 北方长龙 | 19.57% | -500.63 | | --- | --- | --- | | 天宏锂电 | 4.74% | -682.57 | | 中国武夷 | 9.93% | -1123.05 | | 古麒绒材 | -9.62% | -1156.32 | | 奥特迅 | -9.60% | -1308.58 | | 三夫户外 | -10.00% | -1320.46 | | 英景股份 | 9.98% | -1552.50 | | 九牧王 | 10.02% | -1583.32 | | 宏英智能 | -10.01% | -1669.36 | | 联合精密 | 9.95% | -1729.33 | | 特一药业 | -6.84% | -1892.02 | | 三木集团 | 10.06% | -2229.27 | | 海科新源 | 6.08% | -2961.37 | | 廖桂股份 | -3.10% | -2968.00 | | 日上集团 | 9.95% | ...

Market Overview - The professional engineering sector experienced a decline of 0.34% on November 17, with *ST Tianlong leading the drop [1] - The Shanghai Composite Index closed at 3972.03, down 0.46%, while the Shenzhen Component Index closed at 13202.0, down 0.11% [1] Stock Performance - Notable gainers in the professional engineering sector included: - Shikong Technology (605178) with a closing price of 84.05, up 10.00% and a trading volume of 170,300 shares, totaling 1.411 billion yuan [1] - Rishang Group (002593) closed at 7.29, up 9.95% with a trading volume of 481,100 shares, totaling 348 million yuan [1] - Jiapo Aoshi (605598) closed at 41.20, up 5.94% with a trading volume of 121,300 shares, totaling 489 million yuan [1] - Conversely, significant decliners included: - *ST Tianlong (300029) closed at 6.77, down 5.18% with a trading volume of 72,100 shares, totaling 49.6586 million yuan [2] - Suante Co. (603098) closed at 14.20, down 4.38% with a trading volume of 92,900 shares, totaling 133 million yuan [2] - Nenghuizhi (301046) closed at 28.88, down 4.12% with a trading volume of 51,900 shares, totaling 151 million yuan [2] Capital Flow - The professional engineering sector saw a net outflow of 43.0185 million yuan from institutional investors, while retail investors experienced a net inflow of 87.4596 million yuan [2] - The capital flow for specific stocks showed: - Shikong Technology had a net inflow of 1.43 billion yuan from institutional investors, but a net outflow of 88.3125 million yuan from retail investors [3] - Shanghai Port Bay (605598) had a net inflow of 35.3761 million yuan from institutional investors [3] - Baoli Technology (603959) had a net inflow of 24.3554 million yuan from institutional investors, but a net outflow of 55.1097 million yuan from retail investors [3]

Group 1 - Company Shikong Technology plans to reduce its holdings by no more than 0.29% of its shares, equivalent to 29,070 shares, starting from December 8, 2025 [1] - Company Rongbai Technology has been designated as the first supplier of sodium-ion battery cathode materials for CATL, with a commitment to purchase at least 60% of its total procurement volume annually [1] - Company Xinnong plans to reduce its holdings by no more than 300,000 shares, representing 0.19% of its total shares, within three months from 15 trading days after the announcement [1][2] Group 2 - Company Zhenai Meijia's controlling shareholder has signed an agreement for share transfer, with no asset restructuring plans for the next 12 months [1] - Company Guochuang High-tech plans to reduce its holdings by no more than 1% of its shares, equivalent to 9,163,300 shares, starting from December 9, 2025 [1] - Company Jiuyang clarifies that it does not engage in food and beverage businesses, focusing solely on small household appliances [6][7] Group 3 - Company Furui's subsidiary has reported a net loss of approximately 30.32 million yuan in the first three quarters, with no expansion plans due to uncertainties in the lithium battery industry [8] - Company Annada has elected Li Chongjun as the chairman of its board [10] - Company Maihe's chairman is under investigation and has been placed under detention [12] Group 4 - Company Luoping Zinc Electric's subsidiary has resumed production at its Jinpo lead-zinc mine after obtaining new mining licenses [13] - Company Hengxing Technology has obtained mining rights for its Longtoushan gold mine [14] - Company Qianli Technology plans to reduce its holdings by no more than 2% of its shares, equivalent to 90,422,000 shares, starting from December 8, 2025 [15] Group 5 - Company Fudan Microelectronics' largest shareholder will change to Guosheng Investment after a share transfer agreement [16] - Company Zhongsheng Pharmaceutical is advancing several clinical trials for innovative drug projects, which carry uncertainties regarding approval and market competition [18] - Company Gaoling Information's shareholders plan to collectively reduce their holdings by no more than 1.49% of the shares [20] Group 6 - Company Chuangye Huikang is in the process of planning a change of control, with uncertainties regarding the implementation of related agreements [21] - Company GAC Group has appointed He Xianqing as the new general manager, succeeding Feng Xingya [22] - Company Heshun Petroleum plans to acquire at least 34% of Kuixin Technology and control 51% of its voting rights [23][24] Group 7 - Company Yifeng Pharmacy's executives plan to reduce their holdings by a total of no more than 213,900 shares due to personal financial needs [26][27]