Core Viewpoint - The stock of Sanwei Communication Co., Ltd. experienced abnormal trading fluctuations, with a cumulative closing price increase exceeding 20% over three consecutive trading days [1]. Group 1: Stock Trading Abnormalities - The company reported that from August 28 to September 1, 2025, the stock price increased significantly, leading to a classification of abnormal trading behavior according to Shenzhen Stock Exchange regulations [1]. Group 2: Company Verification and Findings - The company conducted a thorough investigation and confirmed that there were no corrections or supplements needed for previously disclosed information [2]. - No significant undisclosed information that could impact stock trading prices was found in recent media reports [2]. - The company's operational status remains normal, with no major changes in the internal or external business environment [2]. - There are no undisclosed significant matters or ongoing plans that require disclosure from the company, controlling shareholders, or actual controllers [2]. - During the period of stock price fluctuations, there were no stock trading activities by controlling shareholders or actual controllers [2]. Group 3: Disclosure Compliance - The board of directors confirmed that there are no undisclosed matters that should be disclosed according to the Shenzhen Stock Exchange listing rules [4]. - The company reiterated that previously disclosed information does not require any corrections or supplements [4].

Core Viewpoint - The company, Sanwei Communication, announced that its stock price experienced an abnormal fluctuation, with a cumulative increase of over 20% across three consecutive trading days from August 28 to September 1, 2025 [2]. Summary by Relevant Sections - **Stock Price Movement** - The stock price of Sanwei Communication showed a cumulative increase exceeding 20% over three consecutive trading days [2]. - **Company Verification** - The company confirmed that there are no corrections or supplements needed for previously disclosed information as of the announcement date [2]. - No significant undisclosed information has been reported in public media that could have impacted the stock price [2]. - **Operational Status** - The company's operational status remains normal, with no significant changes in the internal or external business environment [2].

Market Overview - The Shanghai Composite Index rose by 0.46% on September 1, with 24 out of 28 sectors experiencing gains, led by the communication and comprehensive sectors, which increased by 5.22% and 4.27% respectively [2] - The non-bank financial and banking sectors saw declines of 1.28% and 1.03% respectively [2] Capital Flow Analysis - The net outflow of capital from the two markets reached 51.3 billion yuan, with 8 sectors experiencing net inflows [2] - The pharmaceutical and biological sector had the highest net inflow of 3.475 billion yuan, followed by the communication sector with a net inflow of 1.291 billion yuan [2] Communication Sector Performance - The communication sector increased by 5.22%, with a net inflow of 1.291 billion yuan, and 79 out of 125 stocks in this sector rose, including 3 hitting the daily limit [3] - The top three stocks with the highest net inflow were Hengbao Co., Ltd. (1.495 billion yuan), ZTE Corporation (1.259 billion yuan), and Zhongji Xuchuang (543 million yuan) [3] Communication Sector Capital Inflow - Key stocks in the communication sector with significant capital inflow included: - Hengbao Co., Ltd. with a 10.00% increase and a turnover rate of 29.11% [4] - ZTE Corporation with a 5.63% increase and a turnover rate of 8.02% [4] - Zhongji Xuchuang with a 14.42% increase and a turnover rate of 5.42% [4] Communication Sector Capital Outflow - Major stocks with significant capital outflow included: - Xinyi Sheng with a 9.07% increase but a net outflow of 504.2 million yuan [5] - Sanwei Communication with a 10.03% increase but a net outflow of 375.3 million yuan [5] - Taicheng Light with a 1.76% increase but a net outflow of 268.9 million yuan [5]

Market Overview - As of September 1, the Shanghai Composite Index closed at 3875.53 points, up by 17.60 points, representing a 0.46% increase [1] - The Shenzhen Component Index closed at 12828.95 points, up by 132.80 points, with a 1.05% increase [1] - The ChiNext Index closed at 2956.37 points, up by 66.25 points, reflecting a 2.29% increase [1] Stock Performance - A total of 80 A-shares had a turnover rate exceeding 20% on this day, indicating significant trading activity [1] - Notable stocks with high turnover rates included: - Sanwei Communication (002115) with a turnover rate of 54.64% and a price increase of 10.03% [1] - Beifang Changlong (301357) with a turnover rate of 54.55% and a price decrease of 1.13% [1] - Other significant performers included: - Xiaocheng Technology (300139) with a turnover rate of 41.52% and a price increase of 13.43% [1] - Hongyi Precision (873223) with a turnover rate of 35.54% and a price increase of 29.98% [1] Additional Notable Stocks - Other stocks with notable turnover rates included: - Yuyou Green Energy (301590) with a turnover rate of 30.31% and a price increase of 4.12% [1] - Innovation Medical (002173) with a turnover rate of 30.55% and a price increase of 10.00% [1] - Matrix Shares (301365) with a turnover rate of 29.05% and a price increase of 6.33% [1]

| 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 301382 | 蜂助手 | 36.72 | -1.71% | 10.48万 | 3.88 Z | | 300442 | 润泽科技 | 58.19 | -1.32% | 41.11万 | 24.49亿 | | 603559 | ST通脉 | 8.14 | -1.21% | 1.46万 | 1195.93万 | | 301380 | 挖金客 | 42.95 | -1.11% | 6.87万 | 2.94亿 | | 300292 | 景通控股 | 5.25 | -0.94% | 48.59万 | 2.56亿 | | 300597 | 吉大通信 | 9.69 | -0.51% | 9.36万 | 9160.49万 | | 300310 | 官通世纪 | 6.82 | -0.44% | 30.28万 | 2.07亿 | | 601728 | 中国电信 | 7.58 | -0.39% | 134.73万 | 10.247 | | 300578 | 会畅通讯 ...

人民财讯9月1日电，三连板三维通信（002115）9月1日晚间发布股票交易异动公告称，经核查，公司经 营情况正常，内外部经营环境未发生重大变化。 ...

002115 三维通信股份有限公司 证券代码：002115 证券简称：三维通信 公告编号：2025-032 三维通信股份有限公司 关于股票交易异常波动的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假 记载、误导性陈述或重大遗漏。 一、股票交易异常波动情况 三维通信股份有限公司（以下简称"公司"）2025 年 8 月 28 日、8 月 29 日、9 月 1 日连续三个交易日收盘价格涨幅偏离值累计超过 20%，根据深圳证券 交易所的有关规定，属于股票交易异常波动的情况。 二、公司关注、核实情况说明 针对公司股票异常波动，公司对有关事项进行了核查，有关情况说明如下： 3、经核查：公司经营情况正常，内外部经营环境未发生重大变化； 4、经核查：公司、控股股东和实际控制人及其一致行动人不存在关于本公 司的应披露而未披露的重大事项或处于筹划阶段的重大事项； 5、经核查：股票异常波动期间，控股股东、实际控制人及其一致行动人不 存在买卖本公司股票的情形。 6、经核查：公司不存在违反信息公平披露规定的其他情形。 三、是否存在应披露而未披露信息的说明 公司董事会确认，公司目前没有任何根据《深圳证券交易所股 ...

Group 1 - A-shares experienced significant market activity on September 1, with 122 stocks hitting the daily limit up and 7 stocks hitting the limit down [1] - The precious metals sector was notably active, with companies like Zhongjin Gold and Hunan Gold reaching the limit up [1] - The non-ferrous and antimony concept stocks also showed strength, with Huayu Mining hitting the limit up [1] - Gold-related stocks saw an increase, with companies such as Yuguang Gold Lead and Baomo Co. reaching the limit up [1] Group 2 - ST Er Ya achieved 9 limit ups in 13 days, while Tianpu Co. recorded 7 consecutive limit ups [1] - Wantong Development had 5 limit ups in 8 days, and Dechuang Environmental had 5 limit ups in 5 days [1] - Other notable stocks include Guoguang Chain and *ST Weier with 4 limit ups in 5 days, and Jianye Co. with 4 limit ups in 4 days [1] - Several stocks, including Sanwei Communication and Zhaoxin Co., achieved 3 consecutive limit ups [1] Group 3 - *ST Gao Hong faced a continuous decline with 16 consecutive limit downs, while *ST Su Wu had 2 consecutive limit downs [2] - Other companies like *ST Haihua and *ST Yatai also experienced limit downs [2]

（文章来源：每日经济新闻） 每经AI快讯，9月1日，三维通信一度涨停，走出3连板。 ...

Core Viewpoint - The stock of Sanwei Communication has reached a limit-up, achieving a three-day consecutive increase with a total rise of 33.18% [1] Group 1 - Sanwei Communication's stock has experienced a limit-up, indicating strong market interest and investor confidence [1] - The company has recorded a cumulative increase of 33.18% over the past three days, reflecting significant positive momentum in its stock performance [1]