Market Overview - On September 19, the rail transit equipment sector experienced a slight decline of 0.0% compared to the previous trading day, with Tongye Technology leading the drop [1] - The Shanghai Composite Index closed at 3820.09, down 0.3%, while the Shenzhen Component Index closed at 13070.86, down 0.04% [1] Individual Stock Performance - Notable gainers in the rail transit equipment sector included: - China Railway Industry (600528) with a closing price of 8.51, up 2.16% on a trading volume of 325,800 shares and a transaction value of 276 million yuan [1] - Times Electric (688187) closed at 48.50, up 0.79% with a trading volume of 78,900 shares and a transaction value of 384 million yuan [1] - Conversely, Tongye Technology (300960) led the declines with a closing price of 27.66, down 3.92% on a trading volume of 22,400 shares and a transaction value of 63.2 million yuan [2] - Other significant decliners included: - Weiao Co., Ltd. (605001) down 3.25% to 7.45 with a transaction value of 77.2 million yuan [2] - Tieda Technology (872541) down 3.23% to 16.16 with a transaction value of 56.7 million yuan [2] Capital Flow Analysis - The rail transit equipment sector saw a net outflow of 140 million yuan from main funds, while retail investors contributed a net inflow of 111 million yuan [2] - The sector also experienced a net inflow of 28.7 million yuan from speculative funds [2]

Group 1 - The rail transit equipment sector experienced a decline of 1.82% on September 18, with Xianghe Industrial leading the drop [1] - The Shanghai Composite Index closed at 3831.66, down 1.15%, while the Shenzhen Component Index closed at 13075.66, down 1.06% [1] - Key stocks in the rail transit equipment sector showed mixed performance, with Gongda Gaoke rising by 6.04% to a closing price of 21.07 [1] Group 2 - The main funds in the rail transit equipment sector saw a net outflow of 232 million yuan, while retail investors had a net inflow of 190 million yuan [2] - Notable declines included Xianghe Industrial, which fell by 4.74% to a closing price of 11.45, and Bidetech, which decreased by 4.40% to 50.46 [2] - The trading volume for Xianghe Industrial was 159,900 shares, contributing to a transaction amount of 188 million yuan [2]

Group 1: New Stock Issuances - Cash option declaration period for *ST Tianmao (000627) is from September 15 to September 19, 2025[1] - *ST Zitian (300280) has 11 trading days remaining until the last trading day during the delisting arrangement period[1] - *ST Dongtong (300379) has reported severe abnormal fluctuations in stock price[1] Group 2: Market Alerts - Jiushi Media (601929) has experienced significant abnormal fluctuations in stock price[1] - Xian Dao Intelligent (300450) has reported severe abnormal fluctuations in stock price[1] - Hangke Technology (688006) has issued a notice regarding stock performance[1] Group 3: Trading Notifications - Shanghai Construction (600170) has issued a trading notification on September 18, 2025[1] - Junsheng Electronics (600699) has issued a trading notification on September 18, 2025[1] - ST Changyuan (600525) has issued a trading notification on September 18, 2025[1]

Market Performance - The Shanghai Composite Index rose by 0.37%, with 92 stocks closing at historical highs [1] - Among the tradable A-shares, 2,504 stocks increased in price, accounting for 46.19%, while 2,757 stocks decreased, making up 50.86% [1] - The average price increase for stocks that reached historical highs was 6.29% [1] Historical Highs - A total of 92 stocks reached historical closing highs today, with 45 from the main board, 31 from the ChiNext, and 11 from the Sci-Tech Innovation Board [1] - The sectors with the most stocks hitting historical highs included machinery equipment (23 stocks), automotive (18 stocks), and electronics (14 stocks) [1] Stock Highlights - Notable stocks that hit historical highs include Hongxi Technology (30.56 yuan, +29.99%), Sanwei Equipment (20.00 yuan, +29.95%), and Jingzhida (142.80 yuan, +15.16%) [2][3] - The stock with the highest closing price was Gibit at 555.06 yuan, up 2.48% [1] Capital Flow - The net inflow of main funds into stocks reaching historical highs totaled 2.142 billion yuan, with significant inflows into Ningde Times (1.243 billion yuan), Northern Copper (497 million yuan), and Haoneng Co. (327 million yuan) [2] - Stocks with the highest total market capitalization among those reaching historical highs included Ningde Times (1.661 trillion yuan), Sunshine Power (292.3 billion yuan), and Sanhua Intelligent Control (156.4 billion yuan) [2] Innovation and Performance - The ability to reach historical highs is considered an indicator of stock strength, with stocks like Bidetech achieving 15 new highs in the past month [2] - Other stocks with multiple new highs include Hengsheng Energy, Huagong Technology, and Zhejiang Rongtai, each with 12 new highs in the same period [2]

New Stock Issuance - Cash option declaration period for *ST Tianmao (000627) is from September 15 to September 19, 2025[1] - *ST Zitian (300280) has 12 trading days remaining until the last trading day during the delisting arrangement period[1] Trading Alerts - *ST Jishi Media (601929) reported severe abnormal fluctuations in stock price[1] - *ST Yushun (002289) and *ST Weier (002058) are under scrutiny due to abnormal trading activities[1] Company Announcements - *ST Gao Hong (000851) and *ST Dongtong (300379) have recent announcements regarding their financial status[1] - Shanghai Construction (600170) and Zhongke Shuguang (603019) have disclosed important updates on their operations[1] Market Trends - The report indicates a trend of increased scrutiny on companies with abnormal trading patterns, reflecting a tightening regulatory environment[2] - The number of companies under cash option declarations and delisting arrangements suggests a potential increase in market volatility[1]

Group 1 - The stock of Shouke Co., Ltd. opened up 2.85% after achieving 10 consecutive trading days of gains [1] - Chunzhong Technology, a liquid-cooled server concept stock, opened up 4.23% after 6 days of 5 consecutive gains [1] - Bidet Technology in the high-speed rail sector opened up 0.72% after 8 days of 5 consecutive gains [1] Group 2 - Tianji Co., Ltd., a lithium battery sector stock, opened up 3.05% after 9 days of 5 consecutive gains [1] - Huajian Group, which has restructuring expectations, opened up 1.48% after 4 consecutive gains [1] - Baile Technology, a robotics concept stock, opened up 1.27% after 6 days of 4 consecutive gains [1] Group 3 - Shanghai Construction opened up 5.30% after 3 consecutive gains [1] - Low-priced stock Shanzi Gaoke opened up 4.46% after 3 consecutive gains [1] - Rongsheng Development opened down 1.86% after 3 consecutive gains [1] Group 4 - Yushen Co., Ltd., a unified market concept stock, opened down 2.47% after 4 days of 3 consecutive gains [1] - Yiyaton opened down 0.99% after 2 consecutive gains [1]

Core Viewpoint - Bid Technology announced that its stock price experienced an abnormal fluctuation, with a cumulative increase of 20% over three consecutive trading days, indicating unusual trading activity [1] Summary by Relevant Sections - **Stock Performance** - The stock price of Bid Technology rose significantly, with a cumulative increase of 20% over the trading days of September 12, 15, and 16, 2025, which is classified as an abnormal fluctuation in stock trading [1] - **Company Disclosure** - Following an internal review and inquiries with the controlling shareholder and actual controller, the company confirmed that there are no undisclosed significant information as of the date of the announcement [1]

证券代码：605298 证券简称：必得科技 公告编号：2025-041 江苏必得科技股份有限公司 股票交易异常波动公告 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： 二、公司关注并核实的相关情况 1 针对公司股票交易异常波动的情况，公司对有关事项进行了核查，并发函向 控股股东、实际控制人核实，现将有关情况说明如下： （一）生产经营情况 江苏必得科技股份有限公司（以下简称"公司"、"本公司"）股票于 2025 年 9 月 12 日、9 月 15 日、9 月 16 日连续 3 个交易日内日收盘价格涨幅偏 离值累计达到 20%，属于《上海证券交易所交易规则》规定的股票异常波动情形。 经公司自查并书面询证控股股东及实际控制人，截至本公告披露日，不 存在应披露而未披露的重大信息。 公司控股股东、实际控制人以及扬州鼎龙启顺股权投资合伙企业（有限 合伙）（以下简称"鼎龙启顺"）目前均无涉及公司资产注入计划，公司基本面 未发生重大变化，郑重提醒广大投资者慎重决策。 股价累计涨幅较大的风险：公司股价自 8 月 11 日以来累计 ...

格隆汇9月16日丨必得科技(605298.SH)公布，公司股价自8月11日以来累计上涨幅度为187.48%，公司股 价涨幅严重高于同期行业及上证指数涨幅，但公司基本面未发生重大变化，公司控股股东、实际控制人 以及扬州鼎龙启顺股权投资合伙企业（有限合伙）（简称"鼎龙启顺"）目前均无涉及公司资产注入计 划。 ...

必得科技（605298）(605298.SH)公告，公司股票于2025年9月12日、9月15日、9月16日连续3个交易日 内日收盘价格涨幅偏离值累计达到20%，属于股票异常波动情形。 公告显示，公司控股股东、实际控制人以及扬州鼎龙启顺股权投资合伙企业(有限合伙)(简称"鼎龙启 顺")目前均无涉及公司资产注入计划。 ...