Market Performance - The ChiNext Index rose by 6.55%, closing at 2958.18 points, with a total trading volume of 676.08 billion yuan, a decrease of 40.23 billion yuan from the previous trading day [1] - Among the tradable ChiNext stocks, 1337 stocks closed higher, with 42 stocks rising over 10%, including Jin Yinhe, Tianhua New Energy, and Xian Dao Intelligent, which hit the daily limit [1] - The average turnover rate for the ChiNext today was 4.64%, with 35 stocks having a turnover rate exceeding 20% [1] High Turnover Stocks - In the high turnover stocks, 34 stocks increased in price, with Hengbo Co., Ltd., Sudavige, and Haoen Electric rising by 20.00%, 19.99%, and 16.86% respectively [2] - The electric power equipment sector had the most stocks with a turnover rate exceeding 20%, totaling 15 stocks, followed by the machinery and electronics sectors with 4 and 3 stocks respectively [2] Institutional Activity - Five high turnover ChiNext stocks appeared on the Dragon and Tiger list, with institutional participation noted in several stocks [3] - Su Davi Ge saw a net institutional buy of 37.97 million yuan, while Haoen Electric had a net buy of 9.57 million yuan from two institutional seats [3] - The stocks with the highest net buying from brokerage firms were Su Davi Ge, Shouhang New Energy, and Haoen Electric, with net buying amounts of 54.03 million yuan, 25.12 million yuan, and 24.94 million yuan respectively [3] Capital Flow - Among the high turnover stocks, 25 stocks experienced net inflows of main funds, with the highest inflows seen in Nandu Power, Sudavige, and Hanwei Technology, amounting to 370 million yuan, 335 million yuan, and 188 million yuan respectively [4] - The stocks with the largest net outflows included Yian Technology, Shangneng Electric, and Zhengye Technology, with outflows of 164 million yuan, 103 million yuan, and 59.95 million yuan respectively [4]

Core Viewpoint - Su Dawei Ge (300331.SZ) announced the approval of a proposal to use temporarily idle raised funds for cash management, with a maximum amount of up to RMB 490 million [1] Group 1 - The company will utilize idle raised funds for cash management through its wholly-owned subsidiary, Suzhou Wei Wang Technology Co., Ltd., and its wholly-owned subsidiary, Yancheng Wei Wang Technology Co., Ltd. [1] - The approved cash management will allow for rolling use of funds within the specified limit, effective for a period of 12 months from the board's approval date, from September 6, 2025, to September 5, 2026 [1]

Core Viewpoint - The company Su Da Wei Ge (300331.SZ) announced a significant share reduction by a major shareholder, indicating potential changes in shareholder structure and market sentiment [1] Shareholder Activity - Shareholder Yu Zhangxing reduced his holdings by 1,990,000 shares from September 3 to September 5, 2025, representing 0.7664% of the company's total share capital [1] - After the reduction, Yu Zhangxing holds 19,282,004 shares, which is 7.43% of the total share capital, or 7.48% when excluding shares in the repurchase account [1] - The reduction has triggered a threshold of 1% in shareholding, which may impact future trading and investor perception [1]

Core Viewpoint - Su Dawei Ge's stock reached the daily limit, with a trading volume of 2.573 billion yuan and a turnover rate of 38.44%, indicating strong market interest and activity [2] Group 1: Trading Performance - The stock experienced a price increase of 20.00% and a trading amplitude of 19.91% on the day [2] - The net inflow of main funds into the stock was 335 million yuan, with a significant single order net inflow of 417 million yuan, while large orders saw a net outflow of 82.2 million yuan [2] - Over the past five days, the net inflow of main funds totaled 479 million yuan [2] Group 2: Institutional and Market Participation - Institutional investors net bought 37.97 million yuan worth of shares, while the Shenzhen Stock Connect saw a net purchase of 19.59 million yuan [2] - The top five trading departments accounted for a total transaction volume of 683 million yuan, with a net purchase of 112 million yuan [2] - The largest buying department was the Shenzhen Stock Connect, with a buying amount of 144.14 million yuan and a selling amount of 124.54 million yuan, resulting in a net purchase of 19.59 million yuan [2]

证券代码：300331 证券简称：苏大维格 公告编号：2025-053 二、会议审议情况 会议以记名投票表决方式审议通过了《关于使用暂时闲置募集资金进行现 金管理的议案》 同意公司及公司全资子公司苏州维旺科技有限公司之全资子公司盐城维旺 科技有限公司在确保不影响募集资金投资项目建设及正常经营，并有效控制风 险的前提下，结合公司及子公司实际经营情况，使用额度不超过人民币 4.9 亿 元的暂时闲置募集资金购买投资期限不超过 12 个月的安全性高、流动性好、有 保本约定的产品（包括但不限于协定性存款、结构性存款、定期存款、通知存 款、大额存单等）。现金管理产品不得进行质押。在上述额度范围内，资金可以 滚动使用，期限自公司董事会审议通过后 12 个月内有效（即 2025 年 9 月 6 日 至 2026 年 9 月 5 日）。保荐机构东吴证券股份有限公司对该事项出具了无异议 的核查意见，详见中国证监会指定的创业板信息披露网站。 包含 2025 年 3 月 26 日召开的第六届董事会第五次会议及 2025 年 4 月 11 日召开的 2025 年第一次临时股东大会审议通过的以自有资金进行现金管理的额 度，目前公司计划的 ...

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。 苏州苏大维格科技集团股份有限公司（以下简称"公司"）于 2025 年 8 月 11 日在巨潮资讯网披露了《关于持股 5%以上股东减持计划的预披露公告》（公告 编号：2025-047），持有本公司股份 21,272,004 股（占本公司总股本比例 8.19%） 的持股 5%以上股东虞樟星先生计划自减持计划公告披露之日起 15 个交易日后的 3 个月内以集中竞价交易方式减持本公司股份合计不超过 2,577,160 股（占公司 总股本的 0.99%，剔除回购专户股份数后占公司总股本比例为 1.00%）。 证券代码：300331 证券简称：苏大维格 公告编号：2025-055 苏州苏大维格科技集团股份有限公司 关于持股 5%以上股东权益变动触及 1%整数倍的公告 二、其他有关说明 1、虞樟星先生本次减持符合《公司法》《证券法》《上市公司收购管理办法》 《深圳证券交易所创业板股票上市规则》《深圳证券交易所上市公司自律监管指 引第 2 号——创业板上市公司规范运作》《上市公司股东减持股份管理暂行办法》 《深圳证券交易所上市公 ...

东吴证券股份有限公司 关于苏州苏大维格科技集团股份有限公司 使用暂时闲置募集资金进行现金管理的核查意见 东吴证券股份有限公司（以下简称"东吴证券"或"保荐机构"）作为苏州 苏大维格科技集团股份有限公司（以下简称"公司"或"苏大维格"）向特定对 象发行股票（以下简称"本次发行"）的保荐机构，根据《证券发行上市保荐业 务管理办法》《上市公司募集资金监管规则》《深圳证券交易所创业板股票上市规 则》《深圳证券交易所上市公司自律监管指引第 2 号——创业板上市公司规范运 作》等相关法规和规范性文件的规定，对苏州苏大维格科技集团股份有限公司使 用暂时闲置募集资金进行现金管理进行了审慎核查，并发表意见如下： 一、募集资金基本情况 经中国证券监督管理委员会《关于同意苏州苏大维格科技集团股份有限公司 向特定对象发行股票注册的批复》（证监许可[2021]891 号）核准，公司向 9 名 特定对象发行了 33,613,445 股人民币普通股（A 股），发行价格为 23.80 元/股， 募集资金总额为 799,999,991.00 元，扣除各项发行费用 17,737,371.18 元（不 含税）后，募集资金净额为人民币 782,26 ...

证券代码：300331 证券简称：苏大维格 公告编号：2025-054 苏州苏大维格科技集团股份有限公司 关于使用暂时闲置募集资金进行现金管理的公告 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。 苏州苏大维格科技集团股份有限公司（以下简称"公司"或"苏大维格"） 于 2025 年 9 月 5 日召开第六届董事会第十一次会议，审议通过了《关于使用暂 时闲置募集资金进行现金管理的议案》，公司及全资子公司苏州维旺科技有限公 司（以下简称"维旺科技"）之全资子公司盐城维旺科技有限公司（以下简称"盐 城维旺"）拟使用最高额度不超过人民币 4.9 亿元的闲置募集资金进行现金管理， 在上述额度范围内，资金可以滚动使用，期限自公司董事会审议通过后 12 个月 内有效（即 2025 年 9 月 6 日至 2026 年 9 月 5 日）。 并根据相关规定签署了募集资金专户存储三方、四方监管协议。 二、募集资金使用情况 截至 2025 年 6 月 30 日，公司募集资金专户余额为 6,046.28 万元，使用暂 时闲置募集资金进行现金管理尚未到期的资金余额为 26,900.00 ...

Market Overview - The Shanghai Composite Index closed at 3792.17 points, below the five-day moving average, with a change of 0.70% [1] - The total trading volume of A-shares reached 1,780.853 billion yuan [1] Stocks Breaking the Five-Day Moving Average - A total of 1,255 A-shares have prices that broke above the five-day moving average [1] - Notable stocks with significant deviation rates include: - Tianhua New Energy (300390) with a deviation rate of 15.15% and a daily increase of 20.01% [1] - Tianyue Advanced (688234) with a deviation rate of 13.67% and a daily increase of 20.00% [1] - Su Da Weige (300331) with a deviation rate of 11.96% and a daily increase of 19.99% [1] Detailed Stock Performance - The following stocks showed notable performance: - Tianhua New Energy (300390): Latest price 23.81 yuan, five-day moving average 20.68 yuan [1] - Tianyue Advanced (688234): Latest price 77.28 yuan, five-day moving average 67.99 yuan [1] - Su Da Weige (300331): Latest price 33.67 yuan, five-day moving average 30.07 yuan [1] - Other stocks with significant performance include: - Nacono (832522) with a daily increase of 19.57% and a deviation rate of 11.95% [1] - New Fengguang (688663) with a daily increase of 15.98% and a deviation rate of 11.94% [1]

Group 1 - The Shanghai Composite Index closed at 3778.95 points, below the five-day moving average, with a change of 0.35% [1] - The total trading volume of A-shares reached 1,395.971 billion yuan [1] - A total of 906 A-shares have prices that surpassed the five-day moving average, with notable stocks showing significant deviation rates [1] Group 2 - The top three stocks with the highest deviation rates from the five-day moving average are Su Da Wei Ge (11.96%), Mei Chang Co. (10.64%), and Jin Yin He (10.31%) [2] - Other stocks that have just crossed the five-day moving average include Ou Pai Jia Ju, Hua Mi Xin Cai, and Zhong Gong Gao Ke, which have smaller deviation rates [1][2] - The trading performance of stocks such as Teng Jing Ke Ji and Tian Yue Xian Jin also showed significant increases, with respective daily gains of 20.00% and 14.11% [2]