Core Viewpoint - The storage chip sector has experienced significant adjustments, leading to a sharp decline in stock prices for several companies, including Shikong Technology, which hit its daily limit down [1] Group 1: Company Performance - Shikong Technology reached its daily limit down, indicating a severe drop in stock value [1] - Other companies such as Shannon Chip, Purun Co., Jiangbolong, Demingli, Shenkong Co., and Baiwei Storage also saw declines in their stock prices, reflecting a broader trend in the storage chip market [1]

Core Viewpoint - The storage chip market is experiencing a downturn, with significant declines in stock prices for several companies, indicating a challenging environment for the industry [1] Company Summary - Shannon Microelectronics has seen its stock price drop by over 10% [1] - Other companies such as Baiwei Storage, Zhaoyi Innovation, and Shikong Technology are also experiencing declines in their stock prices, following the trend set by Shannon Microelectronics [1]

存储器板块大幅调整，时空科技跌停，香农芯创、普冉股份、江波龙、德明利、神工股份、佰维存储等 跟跌。 ...

Core Viewpoint - The storage chip sector has collectively weakened, with significant declines in stock prices for several companies, indicating a bearish trend in the industry [1] Company Performance - Demingli and Dawi Co. both hit the daily limit down, reflecting severe market reactions [1] - Purun Co. and Jiangbolong opened more than 10% lower, suggesting a negative market sentiment towards these stocks [1] - Other companies such as Shannon Chip, Space Technology, Baiwei Storage, and Beijing Junzheng also experienced declines, indicating a widespread downturn in the sector [1]

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。 ...