申万宏源证券承销保荐有限责任公司 关于四川华丰科技股份有限公司 2025年度持续督导工作现场检查报告 申万宏源证券承销保荐有限责任公司（以下简称"申万宏源"或"保荐机构"） 作为四川华丰科技股份有限公司（以下简称"华丰科技"或"公司"）首次公开发行 股票并在科创板上市及持续督导的保荐机构，持续督导期间为2023年6月27日至2026年 12月31日，根据《上海证券交易所科创板股票上市规则》和《上海证券交易所上市公 司自律监管指引第11号——持续督导》等有关规定，对公司2025年1月1日至本次现场 检查期间（以下简称"本持续督导期间"）的规范运作情况进行了现场检查，现就现 场检查的有关情况报告如下： 一、持续督导工作情况 （一）保荐机构 申万宏源证券承销保荐有限责任公司 1、 查看公司公司的主要生产、 经营、 管理场所； （二）保荐代表人 王鹏、黄学圣 （三）现场检查时间 2025年12月25日至2025年12月26日 （四）现场检查人员 王鹏 （五）现场检查内容 公司治理及内部控制、信息披露、独立性、与关联方的资金往来、募集资金使用 情况、关联交易、对外担保、重大对外投资、公司经营状况等。 （六）现场检查方法 ...

Core Points - The Sci-Tech Innovation Board (STAR Market) index rose by 0.04% to close at 1346.32 points, with a total trading volume of 4.33 billion shares and a turnover of 213.62 billion yuan, resulting in an average turnover rate of 2.22% [1] - Among the tradable stocks on the STAR Market, 245 stocks closed higher, with 8 stocks hitting the daily limit up, while 348 stocks closed lower [1] - The highest turnover rate was recorded by Aerospace Huanyu at 36.11%, which closed at a limit up with a trading volume of 1.69 billion yuan [1] Trading Performance - In the high turnover stocks, 50 stocks increased in value today, with Aerospace Huanyu, Ruisheng Technology, and Buke Co., Ltd. closing at the daily limit up [2] - The electronic industry had the most stocks with a turnover rate exceeding 5%, totaling 31 stocks, followed by machinery equipment and national defense industries [2] - Major net inflows were observed in stocks like Xinyuan Technology, Zhenlei Technology, and Huafeng Technology, with net inflows of 388 million yuan, 220 million yuan, and 179 million yuan respectively [2] Stock Data - Aerospace Huanyu (688523) closed at 52.87 yuan with a daily increase of 20.00% and a turnover rate of 36.11% [3] - C Jianxin (688805) closed at 47.16 yuan with a daily decrease of 7.26% and a turnover rate of 28.23% [3] - Other notable stocks include Yuxun Co., Ltd. (688807) with a turnover rate of 26.69% and a slight decrease of 1.42% [3] Fund Flow - A total of 68 stocks received net purchases from leveraged funds recently, with significant increases in financing balances for stocks like Changguang Huaxin and Xinyuan Technology, which saw increases of 506 million yuan and 294 million yuan respectively [2] - Conversely, stocks like Moer Thread and Yuke De experienced significant reductions in financing balances, decreasing by 217 million yuan and 7.4 million yuan respectively [2]

Market Overview - The Sci-Tech Innovation Board (STAR Market) index rose by 0.04%, closing at 1346.32 points, with a total trading volume of 4.33 billion shares and a turnover of 213.62 billion yuan, resulting in a weighted average turnover rate of 2.22% [1] - Among the tradable stocks on the STAR Market, 245 stocks closed higher, with 8 stocks experiencing a price increase of over 10%, including Ruishun Technology, Buke Co., and Shangwei New Materials, which all hit the daily limit [1] Turnover Rate Analysis - The distribution of turnover rates shows that 5 stocks had a turnover rate exceeding 20%, 17 stocks had a turnover rate between 10% and 20%, and 67 stocks had a turnover rate between 5% and 10% [1] - The stock with the highest turnover rate was Aerospace Huanyu, which closed at the daily limit with a turnover rate of 36.11% and a transaction amount of 1.694 billion yuan [1] Stock Performance - C Jianxin, a newly listed stock, saw a decline of 7.26% with a turnover rate of 28.23% and a net outflow of 65.09 million yuan [1][2] - Among the high turnover stocks, 50 stocks increased in value today, with Aerospace Huanyu, Ruishun Technology, and Buke Co. closing at the daily limit, while Huasheng Lithium Battery and C Jianxin experienced significant declines [2] Sector Performance - In terms of industry distribution, the electronics sector had the highest number of stocks with a turnover rate exceeding 5%, totaling 31 stocks, followed by machinery equipment and national defense industries with 12 and 11 stocks, respectively [2] Capital Flow - A total of 46 high turnover stocks experienced net inflows of main funds, with the highest net inflows recorded for Xinyuan Technology, Zhenlei Technology, and Huafeng Technology, amounting to 388 million yuan, 220 million yuan, and 179 million yuan, respectively [2] - Conversely, stocks with significant net outflows included Shijia Photon, Changguang Huaxin, and Rongbai Technology, with net outflows of 368 million yuan, 345 million yuan, and 340 million yuan, respectively [2] Recent Stock Data - The top stocks by turnover rate on December 29 include: - Aerospace Huanyu: closing price 52.87 yuan, daily increase 20.00%, turnover rate 36.11%, net inflow 69.85 million yuan [3] - C Jianxin: closing price 47.16 yuan, daily decrease 7.26%, turnover rate 28.23%, net outflow 65.09 million yuan [3] - Yuxun Co.: closing price 195.00 yuan, daily decrease 1.42%, turnover rate 26.69%, net inflow 46.15 million yuan [3]

Core Viewpoint - Huafeng Technology announced the election of Ms. Zhang Cai as the employee representative director of the company's second board of directors during the employee representative assembly held on December 29, 2025 [1] Group 1 - The employee representative assembly was held on December 29, 2025 [1] - The election was conducted through democratic discussion and voting among all employee representatives [1] - Ms. Zhang Cai was elected as the employee representative director [1]

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、准确性和完整性依法承担法律责任。 四川华丰科技股份有限公司（以下简称"公司"或"华丰科技"）于 2025 年 12 月 29 日召开 2025 年第三次临时股东大会，根据修订后的《四川华丰科技 股份有限公司章程》（以下简称"《公司章程》"）的有关规定，公司董事会由 9 名董事组成，设职工代表董事 1 名，其由公司职工通过职工代表大会、职工大 会或者其他形式民主选举产生。 证券代码：688629 证券简称：华丰科技 公告编号：2025-057 四川华丰科技股份有限公司 关于选举第二届董事会职工代表董事的公告 张彩女士，1986 年 12 月生，中国国籍，无境外永久居留权，中共党员， 本科学历，毕业于西南科技大学市场营销专业，拥有国家二级心理咨询师、律师 执业资质。2009 年 9 月至 2010 年 7 月，任广东美的制冷设备有限公司国际事业 部海外客户助理；2010 年 8 月至 2014 年 4 月，历任华丰有限营销公司客户经理、 销售经理、市场经理；2014 年 5 月至 2014 年 11 月，历任华丰 ...

证券代码：688629 证券简称：华丰科技 公告编号：2025-058 （三） 出席会议的普通股股东、特别表决权股东、恢复表决权的优先股股东及 其持有表决权数量的情况： | 1、出席会议的股东和代理人人数 | 140 | | --- | --- | | 普通股股东人数 | 140 | | 2、出席会议的股东所持有的表决权数量 | 196,367,216 | | 普通股股东所持有表决权数量 | 196,367,216 | | 3、出席会议的股东所持有表决权数量占公司表决权数量的比 | 42.5965 | | 例（%） | | | 普通股股东所持有表决权数量占公司表决权数量的比例（%） | 42.5965 | 四川华丰科技股份有限公司 2025年第三次临时股东大会决议公告 本公司董事会及全体董事保证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、准确性和完整性依法承担法律责任。 重要内容提示： 本次会议是否有被否决议案：无 一、 会议召开和出席情况 （一） 股东大会召开的时间：2025 年 12 月 29 日 （二） 股东大会召开的地点：四川省绵阳市经开区三江大道 118 号华丰科技会 ...

上海市锦天城律师事务所 关于四川华丰科技股份有限公司 2025 年第三次临时股东大会的 法律意见书 地址：上海市浦东新区银城中路 501 号上海中心大厦 9/11/12 层 电话：021-20511000 传真：021-20511999 邮编：200120 上海市锦天城律师事务所 法律意见书 上海市锦天城律师事务所 关于四川华丰科技股份有限公司 2025 年第三次临时股东大会的 法律意见书 本所律师根据上述法律、法规、规章及规范性文件的要求，按照律师行业公 认的业务标准、道德规范和勤勉尽责精神，就本次股东大会出具法律意见如下： 一、本次股东大会的召集、召开程序 （一）本次股东大会的召集 2025 年 12 月 11 日，公司召开第二届董事会第十八次会议并决议召集本次 致：四川华丰科技股份有限公司 上海市锦天城律师事务所（以下简称"本所"）接受四川华丰科技股份有限 公司（以下简称"公司"）委托，根据《中华人民共和国公司法》（以下简称"《公 司法》"）、《中华人民共和国证券法》（以下简称"《证券法》"）、《上市 公司股东会规则》等法律、法规、规章和规范性文件以及《四川华丰科技股份有 限公司章程》（以下简称"《公司 ...

Market Overview - The AI sentiment concerns have eased, leading to an overall increase in electronic technology stocks, with the electronic industry index rising by 4.71% and semiconductors up by 5.07% during the week of December 22-26, 2025 [1] - The consumer electronics sector saw a rise of 3.48%, while optical and optoelectronic stocks increased by 0.94% [1] - In the overseas market, the Christmas rally contributed to a general rise in tech stocks, with the Nasdaq increasing by 1.22% and the Hang Seng Tech index up by 0.37% [1] Industry Updates - The storage market continues to see price increases, with NAND flash wafer prices rising over 10% and SSD prices increasing by 15% to 20% in December [3] - Major storage suppliers like Samsung and SK Hynix have raised HBM3E prices by nearly 20% for 2026 [3] - Semiconductor manufacturers are also adjusting prices, with companies like Beijing Junzheng implementing new pricing for some storage and computing chips [3] Product Launches and Developments - Huawei launched the nova15 series, featuring the Kirin 9010S processor and advanced imaging systems [2] - Samsung introduced the Exynos 2600, the industry's first 2nm process smartphone application processor, claiming a performance improvement of up to 39% [2] - Groq and NVIDIA have signed a non-exclusive licensing agreement for inference technology, indicating ongoing collaboration in computing power [2] Investment Recommendations - The strong performance in the tech market and the acceleration of AI deployments by major companies suggest potential investment opportunities in firms like SMIC, Beijing Junzheng, and Huafeng Technology [4] - The ongoing price increases in storage and wafer production may benefit companies involved in these sectors [4]

Group 1 - The core viewpoint of the news is that the commercial aerospace sector in the A-share market is experiencing significant growth, with multiple stocks showing strong performance following the release of new listing rules by the Shanghai Stock Exchange [1] - On December 26, the Shanghai Stock Exchange issued guidelines for commercial rocket companies, allowing them to apply for listing under the fifth set of standards on the Sci-Tech Innovation Board, effective immediately [1] - The commercial aerospace sector has gained substantial attention, with a surge in research reports and conference calls related to the industry, indicating a growing interest from analysts across various sectors [1] Group 2 - Notable stock performances include Guangwei Composites, which rose by 12.02%, and several other companies such as Zhongchao Holdings and Zhongheng Design, which both saw increases of over 10% [2] - The total market capitalization of Guangwei Composites is 32.5 billion, while Zhongchao Holdings has a market cap of 9.431 billion [2] - Year-to-date performance shows that Guangwei Composites has increased by 14.57%, and Zhongchao Holdings has surged by 152.38% [2]

Core Viewpoint - The commercial aerospace sector in the A-share market is experiencing significant growth, with various stocks showing strong performance following the release of new listing rules by the Shanghai Stock Exchange [1] Group 1: Market Performance - Commercial aerospace stocks have seen notable increases, with Guangwei Composites rising by 12%, and several other companies, including Zhongchao Holdings, Zhongheng Design, and Daye Co., reaching the daily limit of 10% [1] - Other companies such as Aerospace Hongtu and Huafeng Technology have increased by over 9%, while Zhongfu Shenying and Bomeng Electronics have risen by over 8% [1] - The total market capitalization of Guangwei Composites is 32.5 billion, with a year-to-date increase of 14.57% [2] Group 2: Regulatory Developments - On December 26, the Shanghai Stock Exchange issued guidelines for the listing of commercial rocket companies, effective immediately [1] - This regulatory change is expected to further stimulate interest and investment in the commercial aerospace sector [1] Group 3: Institutional Interest - The commercial aerospace sector has gained significant attention, with a surge in research reports and conference calls related to the industry [1] - In the past week alone, there has been a notable increase in deep research reports and cross-industry analysis from various brokers [1] - A total of 14 commercial aerospace-related companies have been investigated by institutions this month, with some popular companies attracting attention from over a hundred institutions [1]