Core Insights - JinHua New Materials (920015) experienced a 2.12% increase in stock price with a turnover rate of 40.01% and a trading volume of 675 million yuan, indicating significant trading activity [2] - The stock was listed on the龙虎榜 due to its high turnover rate, with a net selling amount of 3.88 million yuan from brokerage seats [2] - Over the past six months, the stock has appeared on the龙虎榜 13 times, with an average price drop of 1.02% the day after being listed and an average decline of 1.44% over the following five days [2] Trading Activity - The top buying brokerage was GF Securities Co., Ltd. with a purchase amount of 15.20 million yuan, while the largest selling brokerage was Donghai Securities Co., Ltd. with a selling amount of 17.60 million yuan [2] - The total trading volume of the top five buying and selling brokerages amounted to 144 million yuan, with buying transactions totaling 69.96 million yuan and selling transactions totaling 73.84 million yuan, resulting in a net selling of 3.88 million yuan [2] Brokerage Details - Specific brokerage activities included: - GF Securities Co., Ltd. Linyi Xiaohhe Road branch: Buying 15.20 million yuan, Selling 0.73 million yuan - Donghai Securities Co., Ltd. Xiamen Jiahe Road branch: Buying 0.12 million yuan, Selling 17.60 million yuan - Other notable brokerages included Orient Securities and Northeast Securities, with varying buy and sell amounts [2]

向不特定合格投资者公开发行股票并在北京证券交易所上市 超额配售选择权实施情况的 法律意见书 广东华商律师事务所 CHINA COMMERCIAL LAW FIRM 广东省深圳市福田区深南大道 4011 号港中旅大厦第 21-26 层 广东华商律师事务所 关于浙江锦华新材料股份有限公司 21-26/F, CTS Tower, No.4011, ShenNan Avenue, Shenzhen, PRC. 电话（Tel）：0755-83025555 传真（Fax）：0755-83025068 邮政编码（P.C.）：518048 网址：https://huashanglawyer.com 法律意见书 广东华商律师事务所 关于浙江锦华新材料股份有限公司 向不特定合格投资者公开发行股票并在北京证券交易所上市 超额配售选择权实施情况的 广东华商律师事务所（以下简称"本所"）受浙商证券股份有限公司（以下 简称"浙商证券"或"主承销商"）的委托，担任浙江锦华新材料股份有限公司 （以下简称"发行人""公司"或"锦华新材"）向不特定合格投资者公开发行 股票并在北京证券交易所（以下简称"北交所"）上市发行及承销（以下简称"本 次发 ...

浙商证券股份有限公司 关于浙江锦华新材料股份有限公司 向不特定合格投资者公开发行股票并在北京证券交易所上市 超额配售选择权实施情况的核查意见 浙江锦华新材料股份有限公司（以下简称"锦华新材""发行人"或"公司"） 向不特定合格投资者公开发行股票并在北京证券交易所上市（以下简称"本次发 行"）超额配售选择权已于 2025 年 10 月 24 日行使完毕。浙商证券股份有限公 司（以下简称"浙商证券"）担任本次发行的保荐机构（主承销商），为具体实 施超额配售选择权操作的获授权主承销商（以下简称"获授权主承销商"）。 浙商证券就本次超额配售选择权的实施情况核查说明如下： 一、本次超额配售情况 根据《浙江锦华新材料股份有限公司向不特定合格投资者公开发行股票并在 北京证券交易所上市发行公告》（以下简称"《发行公告》"）公布的超额配售 选择权机制，浙商证券已按本次发行价格 18.15 元/股于 2025 年 9 月 16 日（T 日） 向网上投资者超额配售 490.00 万股，占初始发行股份数量的 15.00%。超额配售 股票全部通过向本次发行的部分战略投资者延期交付的方式获得。 二、超额配售选择权实施情况 锦华新材于 2 ...

证券代码：920015 证券简称：锦华新材 公告编号：2025-122 浙江锦华新材料股份有限公司 超额配售选择权实施公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 浙江锦华新材料股份有限公司（以下简称"锦华新材""发行人"或"公司"） 向不特定合格投资者公开发行股票并在北京证券交易所上市（以下简称"本次发 行"）超额配售选择权已于 2025 年 10 月 24 日行使完毕。浙商证券股份有限公 司（以下简称"浙商证券"）担任本次发行的保荐机构（主承销商），为具体实 施超额配售选择权操作的获授权主承销商（以下简称"获授权主承销商"）。 本次超额配售选择权的实施情况具体如下： 一、本次超额配售情况 根据《浙江锦华新材料股份有限公司向不特定合格投资者公开发行股票并在 北京证券交易所上市发行公告》（以下简称"《发行公告》"）公布的超额配售 选择权机制，浙商证券已按本次发行价格 18.15 元/股于 2025 年 9 月 16 日（T 日） 向网上投资者超额配售 490.00 万股，占初始发行股份数量的 1 ...

Core Viewpoint - The establishment of China's first EUV photoresist standard is expected to drive significant movements in the photoresist sector, with several related stocks experiencing notable price increases following the announcement [2][3]. Group 1: Industry Developments - The proposed standard, titled "Testing Methods for Extreme Ultraviolet (EUV) Photoresist," was publicly announced on October 23 and will be open for comments until November 22 [2][5]. - The drafting organizations include Shanghai University, Zhangjiang National Laboratory, Shanghai Huali Integrated Circuit Manufacturing Co., and Shanghai Micro Electronics Equipment (Group) Co [2][5]. - The standard aims to fill the technical standard gap in the domestic market and provide a unified testing methodology for evaluating the performance of EUV photoresists [3]. Group 2: Market Impact - Following the announcement, stocks of companies involved in the photoresist sector saw significant gains, with Wanrun Co. reaching the daily limit increase and Jingrui Electric Materials leading the gains [2][8]. - The semiconductor materials sector is currently experiencing a phase of demand expansion and domestic substitution, with photoresists benefiting from increased wafer production and supportive policies for domestic production [7]. - It is projected that the market size for photoresists in mainland China will grow by 6.8% year-on-year to reach 17.9 billion yuan by 2025 [7]. Group 3: Technological Advancements - A research team from Peking University has utilized cryo-electron tomography to analyze the micro-3D structure and entanglement behavior of photoresist molecules in liquid environments, which could lead to significant reductions in lithography defects [6]. - This technological advancement is expected to enhance defect control and yield improvement in critical processes such as lithography, etching, and wet cleaning in advanced manufacturing [6].

Core Viewpoint - Jin Hua New Materials (920015) experienced a 3.36% increase in stock price with a turnover rate of 20.49% and a trading volume of 306 million yuan, indicating significant market activity and interest in the stock [2] Trading Activity - The stock was listed on the Longhu list due to its turnover rate reaching 20.49%, with a net buying amount of 14.5887 million yuan from brokerage seats [2] - The top five brokerage seats accounted for a total transaction amount of 77.1122 million yuan, with a buying amount of 45.8505 million yuan and a selling amount of 31.6217 million yuan, resulting in a net buying of 14.5887 million yuan [2] - The largest buying brokerage was Guosen Securities Co., Ltd. Shenzhen Hongling Middle Road Securities Business Department, with a buying amount of 9.7655 million yuan, while the largest selling brokerage was Guojin Securities Co., Ltd. Chengdu Shuangnan Road Securities Business Department, with a selling amount of 7.8933 million yuan [2] Historical Performance - Over the past six months, the stock has appeared on the Longhu list 12 times, with an average price drop of 1.31% the day after being listed and an average drop of 1.98% over the following five days [2]

Core Viewpoint - On October 24, 2025, Jinhua New Materials (920015) was featured on the trading leaderboard due to a turnover rate of 20.49%, with a trading volume of 6.3573 million shares and a transaction value of 306 million yuan [1]. Trading Activity Summary - The top buying seat was from Guosen Securities Co., Ltd., Shenzhen Hongling Middle Road Securities Business Department, with a purchase amount of approximately 9.77 million yuan [2]. - The top selling seat was from Guojin Securities Co., Ltd., Chengdu Shuangnan Road Securities Business Department, with a selling amount of approximately 7.89 million yuan [2]. - Other notable buying and selling activities included Donghai Securities and CITIC Jiantou Securities, with significant amounts traded [2].

（记者 张明双） 每经讯，2025年10月20日，北交所上市公司锦华新材（920015，收盘价：44.75元）登上龙虎榜，交易方式是连续竞价，披露原 因是当日换手率达到20.80%，成交数量645.36万股，成交金额2.94亿元。买一席位为机构专用，买入1127.53万元；卖一席位为 东海证券股份有限公司厦门嘉禾路证券营业部，卖出1021.85万元。 | | 2025-10-20锦华新材 (920015) 龙虎榜 | | | | --- | --- | --- | --- | | 序号 | 交易营业部名称 | 买入金额(元) | 卖出金额(元) | | ポイ | 机构专用 | 11275260.03 | 0 | | 买2 | 民生证券股份有限公司郑州桐柏路证券营业部 | 7714284.86 | 0 | | 买3 | 国盛证券有限责任公司河南分公司 | 5360072.42 | 300133.36 | | द्र 4 | 机构专用 | 5127074.28 | 4172658.55 | | નેર | 国信证券股份有限公司深圳红岭中路证券营业部 | 4307048.27 | 6198111.3 | | 卖T ...

Core Points - Jin Hua New Materials (920015) experienced a decline of 4.79% today, with a turnover rate of 20.80% and a trading volume of 294 million yuan, showing a fluctuation of 7.63% [2] - Institutional investors net bought 12.23 million yuan, while brokerage seats collectively net sold 13.06 million yuan [2] - The stock was listed on the龙虎榜 due to its turnover rate reaching 20.80%, with institutional specialized seats net buying 12.23 million yuan [2] Trading Data - The top five brokerage seats accounted for a total transaction volume of 82.86 million yuan, with a buying amount of 41.01 million yuan and a selling amount of 41.84 million yuan, resulting in a net sell of 829,200 yuan [2] - Among the brokerage seats, two institutional specialized seats were present, with a total buying amount of 16.40 million yuan and a selling amount of 4.17 million yuan, leading to a net buy of 12.23 million yuan [2] Historical Performance - Over the past six months, the stock has appeared on the龙虎榜 11 times, with an average price drop of 1.84% the day after being listed and an average decline of 5.69% over the following five days [2]

Group 1 - The report highlights the implementation of export controls on superhard materials by the Ministry of Commerce and the General Administration of Customs, affecting products such as synthetic diamond powders and CVD equipment [2][11]. - China's superhard materials industry is globally leading, with a production share of over 95% in industrial diamonds, supported by a monopolized supply chain in Henan and a significant market share in diamond wire saws [3][16]. - The future development of the superhard materials industry will focus on high-end and specialized applications, with an emphasis on technological independence and green transformation [3][23]. Group 2 - The report notes a decline of 3.59% in the chemical new materials sector on the North Exchange, with only the rubber and plastic products sector showing an increase [4][30]. - Key companies in the sector, such as LITONG Technology and HUIFENG Diamond, have shown significant stock performance, with LITONG Technology increasing by 39.83% [4][37]. - The report provides insights into the financial performance of MINSHIDA, which reported a 28.88% year-on-year increase in net profit for the first three quarters of 2025 [5][74]. Group 3 - The superhard materials industry is experiencing a trend towards high-end and diversified applications, extending from traditional industrial processing to high-value sectors like semiconductors and aerospace [13][19]. - The report outlines the core demands for various applications of superhard materials, including high hardness for industrial processing and high thermal conductivity for semiconductor applications [14]. - The competitive landscape of the superhard materials industry will increasingly focus on eliminating outdated production capacity and supporting specialized enterprises [23][26].