Core Viewpoint - The internal audit management measures of Guotai Junan Securities Co., Ltd. aim to standardize internal audit work, enhance management levels, and promote sustainable development in accordance with relevant laws and regulations [1][2]. Group 1: General Principles - Internal audit is defined as an independent and objective evaluation of business operations, risk management, and compliance to enhance governance and operational stability [1]. - The internal audit department operates under the leadership of the company's party committee and board of directors, ensuring regular reporting and oversight of audit activities [1][2]. Group 2: Internal Audit Structure and Personnel - The company establishes an internal audit department that manages audits across the company and its subsidiaries, ensuring independence and compliance with regulations [2][3]. - The total number of internal audit personnel should not be less than 0.5% of the total number of employees, ensuring adequate staffing for effective audit operations [4][5]. Group 3: Responsibilities and Authority - The internal audit department is responsible for auditing compliance with national strategies, financial activities, and internal controls among other areas [19]. - The department has the authority to request necessary documents, attend relevant meetings, and investigate issues related to audit matters [20][21]. Group 4: Audit Procedures and Methods - Internal audits can be comprehensive or specialized, with a focus on risk assessment to determine audit priorities and frequency [23][24]. - Various audit methods, including on-site, remote, and joint audits, can be employed to enhance the effectiveness of the audit process [25]. Group 5: Utilization of Audit Results - The company is required to establish a mechanism for utilizing audit results, ensuring that findings lead to actionable improvements and accountability [36][37]. - The human resources department must incorporate audit results into personnel evaluations and decision-making processes [38]. Group 6: Accountability and Compliance - Specific actions, such as refusal to cooperate with audits or providing false information, can lead to accountability measures against responsible personnel [39][40]. - The internal audit department must maintain confidentiality and integrity, with strict consequences for breaches of conduct [15][16].

国泰海通证券股份有限公司 关联交易管理办法 第一章 总则 第一条 为规范国泰海通证券股份有限公司（以下简称公司）的关联交易， 保护公司和全体股东的合法权益，根据《中华人民共和国公司法》、《中华人民 共和国证券法》、《上海证券交易所股票上市规则》（以下简称《上交所上市规 则》，其中上海证券交易所以下简称上交所）、《上海证券交易所上市公司自律 监管指引第 5 号——交易与关联交易》、《香港联合交易所有限公司证券上市规 则》（以下简称《联交所上市规则》，其中香港联合交易所以下简称联交所）等 有关法律、法规、部门规章、规范性文件以及公司股票上市地上市规则（以下合 称相关规则），结合《国泰海通证券股份有限公司章程》（以下简称《公司章程》） 及公司实际情况，制定本办法。 第二条 根据中国证券监督管理委员会（以下简称中国证监会）及上交所 的相关规定，关联交易是指公司或者其控股子公司及控制的其他主体与公司关联 人之间发生的转移资源或义务的事项。 根据联交所的规定，关连交易是指公司或其附属公司与关连人士进行的交 易以及与第三方进行的指定类别交易（如《联交所上市规则》第14A章所界定）。 第三条 公司关联交易应当定价公允、决策程 ...

国泰海通证券股份有限公司 独立董事工作制度 第一章 总则 第一条 为规范与保障国泰海通证券股份有限公司（以下简称公司）的独 立董事依法履行职责，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》、 《上市公司独立董事管理办法》、 《上海证券交易所股 票上市规则》 （以下简称《股票上市规则》）、 《上海证券交易所上市公司自律监管 指引第 1 号—规范运作》、 《证券基金经营机构董事、监事、高级管理人员及从业 人员监督管理办法》、《香港联合交易所有限公司证券上市规则》（以下简称《联 交所上市规则》）及其附录 C1《企业管治守则》等有关法律、法规、部门规章、 规范性文件、公司股票上市地上市规则（以下合称相关规则）和《国泰海通证券 股份有限公司章程》 （以下简称《公司章程》）的规定和要求，结合公司实际情况， 制定本工作制度。 第二条 独立董事是指不在公司担任除董事以外的其他职务，并与公司及 其主要股东、实际控制人不存在直接或者间接利害关系，或者其他可能影响其进 行独立客观判断关系的董事。独立董事应当具备法定任职条件，依法规范进行提 名、资格审查、选举和更换。公司股东会同时选举两名以上独立董 ...

General Principles - The document outlines the management measures for shares held by directors, senior management, and relevant employees of Guotai Junan Securities Co., Ltd. [1] - The regulations are based on various laws and rules, including the Company Law, Securities Law, and relevant stock exchange guidelines [1][2]. Scope of Application - The measures apply to the shares held by directors, senior management, and employees who may have access to insider information [2]. - It includes all shares registered in their names and those held through others' accounts [2]. Trading Restrictions - Directors and senior management are prohibited from transferring shares under specific circumstances, such as within one year of the stock's listing or within six months after leaving the company [3][4]. - They cannot trade shares during certain periods, including 15 days before the announcement of annual or semi-annual reports [6]. Notification of Trading - Directors and senior management must notify the board at least two trading days in advance before buying or selling shares [10]. - The company must maintain written records of these notifications and confirmations [17]. Disclosure Requirements - Directors and senior management must report any changes in their shareholdings within two trading days [15]. - The company is responsible for ensuring that all disclosures comply with relevant regulations and are timely [29]. Compliance and Enforcement - The board secretary is tasked with monitoring compliance with these regulations and reporting any violations to the relevant authorities [16]. - Any non-compliance must be documented and addressed promptly [17].

国泰海通证券股份有限公司 董事会薪酬考核与提名委员会工作规则 （以下简称《公司章程》）的规定，结合公 司实际情况，制定本规则。 第二条 委员会是董事会下设的专门委员会，对董事会负责，向董事会报 告工作。 第二章 人员构成与组织机构 第三条 委员会由三名以上董事组成，委员会成员应当具有与委员会职责 相适应的专业知识和工作经验，其中独立董事应占多数；委员会需委任至少一名 不同性别的董事；委员会委员由董事长提名，报董事会批准。 第一章 总则 第一条 为保障国泰海通证券股份有限公司（以下简称公司）董事会薪酬 考核与提名委员会（以下简称委员会）依法独立、规范、有效地行使职权，完善 公司治理结构，确保本委员会的工作效率和科学议事，根据《中华人民共和国公 司法》 《中华人民共和国证券法》 《证券公司监督管理条例》 《上市公司治理准则》 《证券公司治理准则》《香港联合交易所有限公司证券上市规则》等有关法律、 法规、部门规章、规范性文件以及公司股票上市地上市规则（以下合称相关规则） 和《国泰海通证券股份有限公司章程》 第四条 委员会设主任委员一名，由独立董事委员担任。主任委员由董事 长提名，报董事会批准。 第五条 委员的任期与 ...

General Principles - The company establishes the Risk Control Committee to ensure effective governance and risk management in accordance with relevant laws and regulations [1][2] - The committee is responsible to the board of directors and reports its work to the board [1] Composition and Organization - The Risk Control Committee consists of at least three directors with appropriate professional knowledge and experience [2] - The term of committee members aligns with their term as directors, and vacancies must be filled according to the established rules [2] Responsibilities - The main responsibilities of the Risk Control Committee include reviewing compliance and risk management policies, assessing major decisions' risks, and evaluating compliance reports [2][3] - The committee must discuss the effectiveness of risk management and internal control systems at least once a year and report findings to shareholders [3] Meetings and Procedures - The committee is required to hold at least two regular meetings per year, with provisions for special meetings as necessary [4][5] - Meeting notifications must be sent in advance, and a quorum of two-thirds of members is required for meetings to proceed [4][5] Decision-Making and Reporting - Decisions made by the committee require a majority vote and must be documented accurately in meeting records [6][7] - The committee's resolutions that require board approval must be submitted in writing for inclusion in the board's agenda [7]

国泰海通证券股份有限公司（以下简称"独立财务顾问"）作为嘉必优生物 技术（武汉）股份有限公司（以下简称"公司"、"上市公司"或"嘉必优"）发 行股份及支付现金购买资产并募集配套资金暨关联交易（以下简称"本次交易"） 的独立财务顾问，根据《上海证券交易所上市公司自律监管指引第 6 号——重大 资产重组》等相关法律法规的规定，就上市公司终止本次交易事项进行审慎核查 并发表如下意见： 国泰海通证券股份有限公司 关于嘉必优生物技术（武汉）股份有限公司 终止发行股份及支付现金购买资产并募集配套资金暨关联交易 事项并撤回申请文件的核查意见 一、本次重大资产重组的基本情况 上市公司拟以发行股份及支付现金的方式向王树伟、董栋、肖云平、王修评、 靳超、史贤俊、上海帆易生物科技合伙企业（有限合伙）、宁波梅山保税港区睿 欧投资管理合伙企业（有限合伙）、宁波梅山保税港区欧润企业管理合伙企业（有 限合伙）、上海国药二期股权投资基金合伙企业（有限合伙）、南通东证瑞象创业 投资中心（有限合伙）、苏州鼎石汇泽生物产业投资基金合伙企业（有限合伙）、 上海圣祁投资管理合伙企业（有限合伙）共 13 名交易对方购买上海欧易生物医 学科技有限公司 6 ...

Core Viewpoint - Guangzhou Guanggang Gas Energy Co., Ltd. has successfully completed its initial public offering (IPO) with a total fundraising amount of RMB 1.326 billion, and the shares were listed on the Shanghai Stock Exchange on August 15, 2023 [1]. Summary by Sections IPO Details - The company issued shares at a price of RMB 9.87 each, with a par value of RMB 1 [1]. - The total amount raised from the IPO is RMB 1.326 billion [1]. Continuous Supervision - The continuous supervision period by the sponsor, Guotai Junan Securities Co., Ltd., is from August 15, 2023, to December 31, 2026 [1]. - The sponsor will conduct regular communication, site inspections, and due diligence during this period to ensure compliance with regulations [2][3]. Financial Performance - For the first half of 2025, the company reported a revenue of RMB 111,444.19 million, a year-on-year increase of 14.56% [12]. - The net profit attributable to shareholders decreased by 13.44% compared to the previous year [16]. - The net cash flow from operating activities increased by 84.34%, attributed to improved accounts receivable management [16]. Risk Factors - The company faces core competitiveness risks due to increasing competition in the electronic semiconductor industry [12]. - Operational risks include potential disruptions in helium gas imports due to geopolitical factors [12]. - Financial risks are highlighted by a significant accounts receivable balance, which could lead to bad debts if market conditions worsen [12]. Core Competencies - The company has developed a comprehensive core technology system, including advanced gas production and storage technologies [16][20]. - Innovations in gas application technologies have positioned the company to meet the high purity demands of the semiconductor industry [20][26]. Research and Development - The company invested RMB 5,344.29 million in R&D during the reporting period, with a focus on enhancing its technological capabilities [28]. - A total of 12 patents were applied for, with 6 granted during the reporting period [28]. Fund Utilization - As of June 30, 2025, the company maintained a balance of RMB 1.327 billion in its fundraising account, ensuring compliance with regulatory requirements for fund usage [29].

根据公司长期发展战略规划，行业技术发展变化及相关人员工作侧重和岗位 变化等因素，公司原核心技术人员张宝、赵义不再被认定为核心技术人员。 （一）原核心技术人员的具体情况 张宝，1971 年 10 月出生，中国国籍，无境外永久居留权，中南大学冶金物 理化学博士、化学工程与技术博士后。1997 年 5 月至 2007 年 9 月，历任中南大 学助教、讲师；2007 年 9 月至 2012 年 9 月，任中南大学冶金科学与工程学院副 研究员；2010 年 12 月至 2011 年 12 月，任韩国 KIGAM 研究院访问学者；2009 年 7 月至 2018 年 5 月，历任中南大学校团委书记、冶金与环境学院党委书记； 月至 2024 年 4 月，任帕瓦供应链管理有限公司执行董事、总经理；2018 年 7 月 至今，任公司董事，2018 年 7 月至 2025 年 5 月，任公司总经理；2022 年 10 月 至 2025 年 5 月，任公司董事长；2022 年 11 月至今，任帕瓦（兰溪）新能源科技 有限公司董事；截至本核查意见出具日，张宝直接持有公司股份 16,560,000 股， 通过富诚海富通帕瓦股份员工参与 ...

Summary of Key Points Core Viewpoint - The company has decided to change the implementation entities and locations for its fundraising projects to better align with its strategic development and industry trends, ensuring the effective use of raised funds without altering their intended purpose [1][6]. Group 1: Fundraising Overview - The company successfully completed its initial public offering (IPO) by issuing 48,632,745 shares, raising a total of RMB 932.78 million, with a net amount of RMB 831.82 million after deducting issuance costs of RMB 100.96 million [1]. - The raised funds have been verified by Tianjian Accounting Firm and are fully deposited in a dedicated account, managed under a tripartite supervision agreement [1]. Group 2: Investment Project Details - The company plans to invest the net proceeds in various projects, with a total investment of RMB 959.83 million, of which RMB 831.82 million will be allocated from the raised funds [2][3]. - The main project involves expanding the production capacity of brushless motors, with an annual output target of 3 million sets [3]. Group 3: Changes in Implementation Entities and Locations - The company has added its wholly-owned subsidiaries, Taixing Xingdesheng Motor Co., Ltd. and Taixing Xingdesheng Electric Co., Ltd., as new implementation entities for the "brushed motor technology upgrade project" [4]. - The new implementation locations are set in Taixing City, specifically at Coral Town and Huangqiao Industrial Park, replacing the previous site in Suzhou [3][4]. Group 4: Compliance and Governance - The company will adhere to relevant regulations regarding the use of raised funds, ensuring legal and effective management while fulfilling disclosure obligations [5]. - The board of directors and the supervisory board have approved the changes, confirming that they align with the company's operational needs and do not harm shareholder interests [5][6].