Core Viewpoint - Huahai Qingke (688120.SH) announced a share buyback program, indicating confidence in its stock value and commitment to returning capital to shareholders [1] Summary by Categories Share Buyback Details - The company repurchased a total of 376,940 shares, which represents 0.1066% of its total share capital [1] - The highest price paid for the shares was 142.89 CNY per share, while the lowest price was 127.30 CNY per share [1] - The total amount spent on the buyback was 50.2247 million CNY, excluding transaction commissions and other fees [1]

Core Insights - Tianjin has strengthened the role of enterprises in technological innovation during the "14th Five-Year Plan" period, cultivating over 12,000 technology-based SMEs and high-tech enterprises, with more than 250 high-growth "Cheetah Enterprises" [1][2] Group 1: Technological Innovation - A number of Tianjin technology companies have made breakthroughs in key areas, including Huahai Qingke, Feiteng Information, Kirin Software, Shuguang Information, CanSino, and Heyuan Biotechnology, establishing themselves as innovation benchmarks in their respective fields [1] - The city has implemented a gradient cultivation mechanism, creating a growth path for technology-based SMEs to high-tech enterprises and leading technology enterprises, supported by policies like the "Cheetah Enterprise Evaluation Method" [1] Group 2: Financial Support and Investment - Tianjin has organized over 800 key projects in 19 priority industrial sectors, with a fiscal investment of 740 million yuan, which has attracted 4.9 billion yuan from enterprises [1] - The government has established 32 innovation consortia led by technology leaders to promote deep integration of industry, academia, and research, and has supported companies like Tiandi Weiye and Kailaiying in major R&D platforms [2] - The municipal government’s guiding funds have injected financial resources into enterprises, with three innovation mother funds having established 33 sub-funds and completed 244 investments, mobilizing over 8.5 billion yuan in social capital for early-stage and hard technology sectors [2]

Core Viewpoint - The A-share market saw a significant rise in storage chip stocks on November 28, with multiple companies experiencing notable gains in their stock prices [1]. Group 1: Stock Performance - LeiKe Defense (雷科防务) reached a limit-up with a gain of 10.06%, bringing its total market value to 10.1 billion [2]. - HuiCheng Co., Ltd. (汇成股份) increased by 9.16%, with a total market capitalization of 13 billion [2]. - Jingyi Equipment (京仪装备) rose by 8.93%, achieving a market value of 16.1 billion [2]. - Shanghai Xinyang (上海新阳) saw a gain of 5.31%, with a market cap of 17.8 billion [2]. - Benhai Materials (本海道材) increased by 4.29%, with a total market value of 48 billion [2]. - JingSheng Co., Ltd. (晶升股份) rose by 4.21%, with a market capitalization of 4.893 billion [2]. - Aerospace Intelligent Equipment (航天智装) increased by 3.35%, with a market value of 18.4 billion [2]. - Kexiang Co., Ltd. (科翔股份) saw a gain of 3.26%, with a market cap of 6.963 billion [2]. - Zhenhua Wind Power (振华风光) increased by 3.28%, with a market value of 11.6 billion [2]. - Jiangbolong (江波龙) rose by 3.17%, achieving a market capitalization of 103.4 billion [2]. - Chengbang Co., Ltd. (诚邦股份) increased by 2.98%, with a market value of 4.014 billion [2]. - Baiwei Storage (佰维存储) rose by 3.05%, with a total market capitalization of 49.4 billion [2]. Group 2: Year-to-Date Performance - LeiKe Defense (雷科防务) has a year-to-date increase of 75.69% [2]. - HuiCheng Co., Ltd. (汇成股份) has risen by 70.56% year-to-date [2]. - Jingyi Equipment (京仪装备) has a year-to-date increase of 95.82% [2]. - Shanghai Xinyang (上海新阳) has risen by 53.52% year-to-date [2]. - Benhai Materials (本海道材) has a year-to-date increase of 24.27% [2]. - JingSheng Co., Ltd. (晶升股份) has risen by 26.44% year-to-date [2]. - Aerospace Intelligent Equipment (航天智装) has a year-to-date increase of 97.45% [2]. - Kexiang Co., Ltd. (科翔股份) has a year-to-date increase of 110.14% [2]. - Zhenhua Wind Power (振华风光) has risen by 13.42% year-to-date [2]. - Jiangbolong (江波龙) has a remarkable year-to-date increase of 186.81% [2]. - Chengbang Co., Ltd. (诚邦股份) has a year-to-date increase of 223.19% [2]. - Baiwei Storage (佰维存储) has risen by 70.91% year-to-date [2].

Group 1 - The semiconductor equipment sector experienced a notable surge on November 28, with companies such as Jingyi Equipment and Tuojing Technology rising over 5% [1] - Other companies in the sector, including Zhongke Feicai, Jingsheng Shares, and Huahai Qingke, also saw increases in their stock prices [1]

Core Viewpoint - The A-share market has seen a significant rise in storage chip stocks, indicating positive market sentiment in this sector [1] Group 1: Stock Performance - LeiKe Defense has reached the daily limit increase [1] - HuiCheng Co. has risen over 9% [1] - JingYi Equipment has increased by more than 8% [1] - Shanghai XinYang has gained over 5% [1] - HuaHai QingKe and JingSheng Co. have both risen over 4% [1] - Aerospace Intelligence and KeXiang Co. have increased by over 3% [1] - ZhenHua Wind Power, JiangBoLong, ChengBang Co., and BaiWei Storage have also seen gains of over 3% [1]

Group 1 - The core point of the announcement is the proposal to reappoint Lixin Certified Public Accountants as the auditing firm for Huahai Qingke for the fiscal year 2025, pending approval from the shareholders' meeting [2][11][12] - Lixin Certified Public Accountants was founded in 1927 and has a significant history in the industry, being a member of the international accounting network BDO and registered with the PCAOB [3][4] - As of the end of 2024, Lixin had a total revenue of 4.748 billion yuan, with 3.672 billion yuan from auditing services and 1.505 billion yuan from securities services, serving 693 listed companies [3] Group 2 - The proposed audit fee for 2025 is 1.15 million yuan, which includes 900,000 yuan for financial report auditing and 250,000 yuan for internal control auditing, reflecting an increase of 150,000 yuan from 2024 due to the expansion of the company's consolidated financial statements [9] - The audit committee reviewed the selection process for the auditing firm and confirmed that Lixin possesses the necessary qualifications and experience to conduct the audits required by the company [11] - The shareholders' meeting is scheduled for December 11, 2025, to vote on the proposed reappointment of the auditing firm [15][12]

证券代码：688120 证券简称：华海清科 公告编号：2025-075 华海清科股份有限公司 关于续聘 2025 年度审计机构的公告 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。 重要内容提示： 华海清科股份有限公司（以下简称"公司"）于2025年11月25日召开第二届 董事会第二十次会议，审议通过了《关于续聘2025年度审计机构的议案》，拟续 聘立信会计师事务所（特殊普通合伙）（以下简称"立信"）为公司2025年度财 务报告及内部控制审计机构。本议案尚需提交股东会审议，现将相关事宜公告如 下： 一、拟聘任会计师事务所的基本情况 （一）机构信息 1、基本信息 立信由我国会计泰斗潘序伦博士于1927年在上海创建，1986年复办，2010 年成为全国首家完成改制的特殊普通合伙制会计师事务所，注册地址为上海市， 首席合伙人为朱建弟先生。立信是国际会计网络BDO的成员所，长期从事证券服 务业务，新证券法实施前具有证券、期货业务许可证，具有H股审计资格，并已 向美国公众公司会计监督委员会（PCAOB）注册登记。 截至2024年末， ...

证券代码：688120 证券简称：华海清科 公告编号：2025-076 华海清科股份有限公司 关于召开2025年第四次临时股东会的通知 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： 一、 召开会议的基本情况 （一） 股东会类型和届次 2025年第四次临时股东会 召开日期时间：2025 年 12 月 11 日 14 点 30 分 召开地点：天津市津南区咸水沽镇聚兴道 11 号 2 号楼 2102 会议室 股东会召开日期：2025年12月11日 本次股东会采用的网络投票系统：上海证券交易所股东会网络投票系统 （二） 股东会召集人：董事会 （三） 投票方式：本次股东会所采用的表决方式是现场投票和网络投票相结合 的方式 （四） 现场会议召开的日期、时间和地点 互联网投票平台的投票时间为股东会召开当日的 9:15-15:00。 （六） 融资融券、转融通、约定购回业务账户和沪股通投资者的投票程序 涉及融资融券、转融通业务、约定购回业务相关账户以及沪股通投资者的投 票，应按照《上海证券交易所科创板上市公司自律监管指引第 ...

Group 1 - The company has approved a share repurchase plan using its own and raised funds, with a total repurchase amount between RMB 50 million and RMB 100 million, and a maximum repurchase price of RMB 173.00 per share [2][3] - As of November 23, 2025, the company has repurchased 374,140 shares, accounting for 0.1058% of the total share capital, with a total expenditure of RMB 49,861,644.50 [3] - The repurchase is in compliance with relevant laws and regulations, and the company will continue to make repurchase decisions based on market conditions [4]

Group 1 - Company Huahai Qingsi announced a share repurchase plan, intending to buy back approximately 370,000 shares, which represents 0.1058% of its total share capital of about 354 million shares [1] - The repurchase was conducted through the Shanghai Stock Exchange with a total expenditure of approximately 49.86 million RMB, with the highest purchase price at 142.89 RMB per share and the lowest at 127.3 RMB per share [1] - As of the announcement, Huahai Qingsi's market capitalization stands at 44.8 billion RMB [1]