Group 1 - The PET copper foil sector experienced a short-term surge, with Jiangnan New Materials (603124) and Longyang Electronics (301389) hitting the daily limit up [1] - Other companies such as Hongtian Co., Ltd. (603800), Fangbang Co., Ltd., Tongguan Copper Foil (301217), Zhongyi Technology (301150), and Liyuanheng also saw significant increases in their stock prices [1]

天眼查商业履历信息显示，湖北中一科技股份有限公司，成立于2007年，位于孝感市，是一家以从事橡 胶和塑料制品业为主的企业。企业注册资本23323.3467万人民币，实缴资本4000万人民币。公司法定代 表人为汪晓霞。 通过天眼查大数据分析，湖北中一科技股份有限公司共对外投资了5家企业，参与招投标项目28次，知 识产权方面有商标信息1条，专利信息89条，此外企业还拥有行政许可102个。 来源：金融界 金融界消息 截至2025年7月31日收盘，中一科技（301150）报收于28.56元，上涨11.69%，换手率 24.03%，成交量28.35万手，成交金额8.11亿元。 资金流向方面，今日主力资金净流入1885.41万元，占比成交额2.32%。其中，超大单净流入987.20万 元、占成交额1.22%，大单净流入898.21万元、占成交额1.11%，中单净流出流入2816.69万元、占成交 额3.47%，小单净流出4702.10万元、占成交额5.8%。 中一科技最新一期业绩显示，截至2025一季报，公司营业总收入12.49亿元、同比增长29.73%，归属净 利润322.42万元，同比增长93.58%，扣非净利润12 ...

Group 1 - Zhongyi Technology (301150) closed at 25.57 yuan, with a decline of 5.16% [1] - The company was listed on the Shenzhen Stock Exchange's ChiNext board on April 21, 2022, with an initial public offering (IPO) of 16.837 million shares at a price of 163.56 yuan per share [1] - The total funds raised from the IPO amounted to 2.754 billion yuan, with a net amount of 2.603 billion yuan, exceeding the original plan by 1.887 billion yuan [1] Group 2 - In June 2022, the company announced a cash dividend of 20 yuan per 10 shares, totaling 134.69 million yuan, and a stock bonus of 5 shares for every 10 shares held, increasing the total share capital to 101.02 million shares [2] - In June 2023, the company declared a cash dividend of 13 yuan per 10 shares, totaling 131.33 million yuan, and a stock bonus of 3 shares for every 10 shares held, raising the total share capital to 131.33 million shares [2] Group 3 - In May 2024, the company announced a dividend plan of 1 yuan per 10 shares, with a stock bonus of 4 shares for every 10 shares held [3] - In May 2025, the company revealed a dividend plan with no cash dividend, but a stock bonus of 3 shares for every 10 shares held, increasing the total share capital to 233.23 million shares [3]

| 300781 | 因赛集团 | 45.70 | 24.10 | 4.84 | | --- | --- | --- | --- | --- | | 300549 | 优德精密 | 22.78 | 24.00 | 7.15 | | 000558 | 天府文旅 | 5.99 | 23.71 | 4.90 | | 301306 | 西测测试 | 67.00 | 23.66 | 3.12 | | 838262 | 太湖雪 | 28.82 | 23.57 | 5.72 | | 301630 | 同宇新材 | 175.47 | 23.25 | -0.01 | | 600203 | 福日电子 | 11.08 | 23.12 | 1.09 | | 838810 | 春光智能 | 17.67 | 22.87 | 7.29 | | 300564 | 筑博设计 | 19.33 | 22.69 | 4.94 | | 301150 | 中一科技 | 26.96 | 22.67 | 2.86 | | 002497 | 雅化集团 | 15.57 | 22.62 | -1.14 | | 300658 | 延江股份 | 7.32 | 22. ...

A股铜箔概念股持续走高，沃格光电涨停，方邦股份、德福科技、铜冠铜箔涨超10%，嘉元科技、中一 科技、诺德股份涨超5%，东威科技、隆扬电子等跟涨。 ...

铜箔概念股持续走高， 沃格光电涨停， 方邦股份、 德福科技、 铜冠铜箔涨超10%， 嘉元科技、 中一 科技、 诺德股份涨超5%， 东威科技、 隆扬电子等跟涨。 ...

Core Viewpoint - The PET copper foil sector has shown a significant increase of 4.03% as of July 28, ranking third among concept sectors, with 42 stocks rising, including notable gains from Fangbang Co. and Tongguan Copper Foil, which hit the 20% limit up [1] Group 1: Market Performance - The PET copper foil concept saw a net inflow of 421 million yuan from main funds, with 26 stocks experiencing net inflows, and 6 stocks exceeding 50 million yuan in net inflow [1] - The top net inflow stock was Tongguan Copper Foil, with a net inflow of 123 million yuan, followed by Shengli Precision and Guanghua Technology with net inflows of 117 million yuan and 86.4 million yuan respectively [1] - The overall performance of the PET copper foil sector was strong, with several stocks achieving significant daily gains, including DeFu Technology and Zhongyi Technology, which rose by 12.14% and 9.80% respectively [1] Group 2: Fund Flow Ratios - The leading stocks in terms of fund inflow ratios included Shengli Precision, Dazhongnan, and Fangbang Co., with net inflow rates of 15.32%, 10.43%, and 9.76% respectively [2] - The detailed fund inflow data showed that Tongguan Copper Foil had a daily turnover rate of 10.83% and a net inflow of 123.41 million yuan, indicating strong investor interest [2] - Other notable stocks with significant fund inflow ratios included Guanghua Technology and Longyang Electronics, with net inflow rates of 8.58% and 8.72% respectively [2][3]

证券时报·数据宝统计，截至（7月28日）收盘，沪指报3597.94点，涨4.28点，涨幅为0.12%；深成指报 11217.58点，涨49.44点，涨幅为0.44%；创业板指报2362.60点，涨22.54点，涨幅为0.96%。个股方面， 今日87只A股换手率超过20%，其中C技源换手率达五成以上，半数筹码易主。（数据宝） （文章来源：证券时报网） 7月28日两市换手率居前个股一览 | 300158 | 振东制药 | 7.21 | 22.83 | 2.56 | | --- | --- | --- | --- | --- | | 301150 | 中一科技 | 26.21 | 22.71 | 9.80 | | 301076 | 新瀚新材 | 32.12 | 22.52 | 8.81 | | 300950 | 德固特 | 32.25 | 22.51 | 6.61 | | 603014 | 威高血净 | 39.92 | 22.50 | 3.74 | | 300588 | 熙菱信息 | 18.40 | 22.31 | -1.97 | | 300189 | 神农种业 | 4.84 | 21.91 | -2.02 | | ...

Core Viewpoint - Zhongyi Technology (301150.SZ) is currently experiencing a decline in stock price, with a closing price of 22.28 yuan and a market capitalization of 5.196 billion yuan, indicating it is in a state of underperformance since its IPO [1] Group 1: IPO and Fundraising - Zhongyi Technology was listed on the Shenzhen Stock Exchange's ChiNext board on April 21, 2022, with an initial public offering (IPO) of 16.837 million shares at a price of 163.56 yuan per share [1] - The total amount raised from the IPO was 2.754 billion yuan, with a net amount of 2.603 billion yuan, exceeding the original plan by 1.887 billion yuan [1] - The funds raised are intended for a project to produce 10,000 tons of high-performance electronic copper foil, a technology research and development center, and to supplement working capital [1] Group 2: Dividend Distribution - On June 2, 2022, Zhongyi Technology announced a cash dividend of 20 yuan per 10 shares (including tax), totaling 134.694 million yuan, along with a capital reserve transfer of 5 shares for every 10 shares held, increasing total shares to 101.020 million [2] - On June 16, 2023, the company declared a cash dividend of 13 yuan per 10 shares (including tax), totaling 131.327 million yuan, and a capital reserve transfer of 3 shares for every 10 shares, raising total shares to 131.327 million [2] - For the 2023 annual equity distribution, announced on May 7, 2024, the company plans to distribute a cash dividend of 1 yuan per 10 shares and transfer 4 shares for every 10 shares held [3] - The 2024 annual equity distribution, announced on May 28, 2025, will involve a transfer of 3 shares for every 10 shares held, increasing total shares to 233.233 million, with no cash dividend or bonus shares [3]

Group 1 - The A-share PET copper foil sector is experiencing a volatile upward trend, with companies like Tongguan Copper Foil and Liyuanheng both rising over 6% [1] - Other companies such as Zhongyi Technology, Shuangxing New Materials, and Sanfu New Materials are also seeing increases in their stock prices [1]