Core Insights - The engineering consulting services sector experienced a decline of 0.28% on September 17, with Huajian Group leading the losses [1] - The Shanghai Composite Index closed at 3876.34, up 0.37%, while the Shenzhen Component Index closed at 13215.46, up 1.16% [1] Sector Performance - Huatu Shanding (300492) saw a closing price of 80.00, with an increase of 3.72% and a trading volume of 29,200 shares, amounting to a transaction value of 231 million [1] - Huayang International (002949) closed at 14.49, up 1.97%, with a trading volume of 51,500 shares and a transaction value of 74.22 million [1] - Tongji Technology (600846) closed at 13.52, up 1.58%, with a trading volume of 164,100 shares and a transaction value of 221 million [1] - Other notable performers included Chijiao Technology (300284) with a closing price of 9.01, up 1.35%, and Zhongheng Design (603017) at 10.01, up 1.21% [1] Declining Stocks - Huajian Group (600629) led the decline with a closing price of 18.19, down 3.76%, and a trading volume of 1,382,500 shares, resulting in a transaction value of 258.6 million [2] - Guangzi International (836892) closed at 19.35, down 3.64%, with a trading volume of 36,700 shares and a transaction value of 71.54 million [2] - Other declining stocks included Shanghai Jianke (603153) at 19.60, down 2.83%, and Matrix Co. (301365) at 20.09, down 2.52% [2] Capital Flow - The engineering consulting services sector saw a net outflow of 314 million from main funds, while retail investors contributed a net inflow of 346 million [2]

Group 1 - The stock of Shouke Co., Ltd. opened up 2.85% after achieving 10 consecutive trading days of gains [1] - Chunzhong Technology, a liquid-cooled server concept stock, opened up 4.23% after 6 days of 5 consecutive gains [1] - Bidet Technology in the high-speed rail sector opened up 0.72% after 8 days of 5 consecutive gains [1] Group 2 - Tianji Co., Ltd., a lithium battery sector stock, opened up 3.05% after 9 days of 5 consecutive gains [1] - Huajian Group, which has restructuring expectations, opened up 1.48% after 4 consecutive gains [1] - Baile Technology, a robotics concept stock, opened up 1.27% after 6 days of 4 consecutive gains [1] Group 3 - Shanghai Construction opened up 5.30% after 3 consecutive gains [1] - Low-priced stock Shanzi Gaoke opened up 4.46% after 3 consecutive gains [1] - Rongsheng Development opened down 1.86% after 3 consecutive gains [1] Group 4 - Yushen Co., Ltd., a unified market concept stock, opened down 2.47% after 4 days of 3 consecutive gains [1] - Yiyaton opened down 0.99% after 2 consecutive gains [1]

Core Viewpoint - The company announced that its stock price experienced an abnormal fluctuation, with a cumulative increase of over 20% in closing prices over two consecutive trading days on September 15 and 16, 2025 [2] Company Operations - The company's production and operations are currently normal, and there have been no significant changes in its fundamentals [2] - There are no corrections or supplements needed for the information previously disclosed by the company [2]

Core Viewpoint - The East China Construction Group Co., Ltd. has revised its company charter during the first extraordinary general meeting of shareholders in 2025, detailing regulations on organizational behavior, shareholder rights, and management practices [1]. Share Capital Regulations - The total number of shares is 97,033.8659 million, all of which are ordinary shares. The company adheres to principles of openness, fairness, and justice in share issuance, ensuring equal rights among similar shares. The company can increase capital through various means and may reduce registered capital or repurchase shares under specific circumstances. Share transfers are restricted, particularly for directors and senior management [2]. Shareholders and Shareholder Meetings - The company maintains a shareholder register based on securities registration, with shareholders enjoying rights and obligations according to their share categories. The shareholder meeting is the power institution of the company, responsible for significant decisions such as electing directors and reviewing profit distribution plans. There are annual and extraordinary shareholder meetings, each with different approval standards for transactions and related party transactions [3]. Board of Directors - The board consists of nine directors, including three independent directors and one employee director. The board is accountable to the shareholder meeting and has multiple powers, including convening meetings and executing resolutions. The chairman is elected by a majority of the board and presides over meetings. Various specialized committees are established under the board with defined responsibilities [4]. Senior Management - The company has senior management positions, including a president, financial director, and board secretary, who must adhere to the same restrictions and obligations as directors. The president is responsible to the board and oversees the company's operational management [5]. Financial Accounting and Profit Distribution - The company has established a comprehensive financial accounting system and is required to disclose various reports timely. Profit distribution can be in cash or stock, with clear principles, periods, and ratios defined. Adjustments to profit distribution policies must meet specific conditions and follow designated procedures [6]. Other Important Regulations - The company has regulations regarding mergers, divisions, capital increases, reductions, dissolution, and liquidation, as well as protocols for party organizations, trade unions, social responsibilities, and emergency responses. The company’s party committee plays a preliminary role in decision-making, and it actively assumes social responsibilities while establishing mechanisms for safe production and effective emergency handling [7]. The revision of the company charter aims to further standardize the organization and behavior of the East China Construction Group, safeguarding the legal rights of shareholders and the company, and laying a solid foundation for sustainable development [7].

证券代码：600629 证券简称：华建集团 公告编号：临 2025-047 华东建筑集团股份有限公司 2025年第一次临时股东大会决议公告 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、准确性和完整性承担法律责任。 重要内容提示： 本次会议是否有否决议案：无 一、 会议召开和出席情况 (一)股东大会召开的时间：2025 年 9 月 16 日 (二)股东大会召开的地点：上海市静安区石门二路 258 号现代设计大厦二楼会议 中心二号会议室 (三)出席会议的普通股股东和恢复表决权的优先股股东及其持有股份情况： | 1、出席会议的股东和代理人人数 | 1,612 | | --- | --- | | 2、出席会议的股东所持有表决权的股份总数（股） | 512,520,753 | | 3、出席会议的股东所持有表决权股份数占公司有表决权股份 | | | 总数的比例（%） | 52.8188 | (四)表决方式是否符合《公司法》及《公司章程》的规定，大会主持情况等。 本次会议由公司董事会召集，董事长顾伟华先生主持，公司董事、监事和其 他高级管理人员列席了本次股东大会。本 ...

证券代码：600629 证券简称：华建集团 编号：临2025-048 华东建筑集团股份有限公司 股票交易异常波动公告 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、准确性和完整性承担个别及连带责任。 重要内容提示： 1 市场交易风险：华东建筑集团股份有限公司（以下简称"公司"） 股票于 2025 年 9 月 15 日、9 月 16 日连续二个交易日内收盘价格 涨幅偏离值累计超过 20%，属于《上海证券交易所交易规则》规定 的股票交易异常波动情形。公司自 2025 年 9 月 10 日至 2025 年 9 月 16 日，公司股票连续五个交易日收盘价格累计涨幅 48.70%，涨 幅显著高于同行业上市公司，但公司基本面未发生重大变化，存在 市场情绪过热及非理性炒作的情形，交易风险大幅提升，存在短期 大幅下跌的风险。 估值过高风险：根据中证指数有限公司发布的滚动市盈率（中证 行业分类），公司最新滚动市盈率为 53.74，公司所处行业建筑设 计及服务最新滚动市盈率为 30.25，公司最新滚动市盈率显著高于 所处行业平均水平，敬请广大投资者理性决策，注意投资风险。 ...

上海市锦天城律师事务所 关于华东建筑集团股份有限公司 2025 年第一次临时股东大会之 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 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 关于华东建筑集团股份有限公司 2025 年第一次临时股东大会之 法律意见书 致：华东建筑集团股份有限公司 上海市锦天城律师事务所（以下简称"本所"）接受华东建筑集团股份有限 公司（以下简称"公司"）委托，就公司召开 2025 年第一次临时股东大会（以 下简称"本次股东大会"）的有关事宜，根据《中华人民共和国公司法》（以下 简称"《公司法》"）、《上市公司股东会规则》等相关法律、法规及规范性文 件以及《华东建筑集团股份有限公司章程》（以下简称"《公司章程》"）的有 关规定，出具本法律意见书。 为出具本法律意见书，本所及本所律师依据《律师事务所从事证券法律业务 管理办法》和《律师事务所证券法律业务执业规则》等规定，严格履行了法定职 责，遵循了勤勉尽责和诚实信用原则，对本次股东大会所涉及的相关事项进行了 必 ...

华东建筑集团股份有限公司 董事会议事规则 （经2025 第一次临时股东大会审议通过） 为规范华东建筑集团股份有限公司（以下简称"公司"）董事会的 决策程序和行为，确保董事会规范运作和科学决策，根据《中华人民共 和国公司法》《中华人民共和国证券法》《上市公司治理准则》《华东 建筑集团股份有限公司章程》（以下简称"《公司章程》"）以及《上 海证券交易所股票上市规则》的有关规定，特制定本规则。 (六) 制订公司增加或者减少注册资本、发行债券或其他证券及上市 方案； 第一条 公司设董事会，董事会对股东会负责，执行股东会的决议。 第二条 董事会按照法律、法规和公司的有关规定及股东会赋予的 职权，在其职责范围内行使以下职权： 第一章 总 则 (一) 召集股东会，并向股东会报告工作； (二) 执行股东会的决议； (三) 决定公司的经营计划和投资方案； (四) 制订公司的年度财务预算方案、决算方案； (五) 制订公司的利润分配方案和弥补亏损方案； (七) 拟订公司重大收购、收购本公司股票或者合并、分立、解散及 变更公司形式的方案； (八) 在股东会授权范围内，决定公司对外投资、收购出售资产、资 产抵押、对外担保事项、委托理财 ...

华东建筑集团股份有限公司 股东会议事规则 （经 2025 年第一次临时股东大会审议通过） 第一章 总 则 第一条 为规范华东建筑集团股份有限公司（以下简称"公司"）股 东会的运作，保证股东会依法行使职权，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》《上市公司治理准则》《上海证券交易所 股票上市规则》及《华东建筑集团股份有限公司章程》（以下简称"《公 司章程》"）的规定，制定本规则。 第二条 公司董事会应当切实履行职责，认真、按时组织股东会。 公司全体董事应当勤勉尽责，确保股东会正常召开和依法行使职权。 第三条 股东会是公司的权力机构，依法行使下列职权： (一) 选举和更换非由职工代表担任的董事，决定有关董事的报酬 事项； 1 (二) 审议批准董事会报告； (三) 审议批准公司的利润分配方案和弥补亏损方案； (四) 对公司增加或者减少注册资本作出决议； (五) 对发行公司债券作出决议，或授权董事会作出决议； (六) 对公司合并、分立、解散、清算或者变更公司形式作出决议； (七) 修改《公司章程》； (八) 对公司聘用、解聘承办 ...

华东建筑集团股份有限公司章程 （经2025 第一次临时股东大会审议通过） | | | 目 录 | | --- | --- | --- | | 第一章 | 总则 | ………………………………………………………3 | | 第二章 | 经营宗旨和范围 | …………………………………………4 | | 第三章 | 股份 | ………………………………………………………5 | | 第一节 | 股份发行 | ……………………………………………5 | | 第二节 | | 股份增减和回购 ……………………………………6 | | 第三节 | 股份转让 | ……………………………………………7 | | 第四章 | 股东和股东会 | ……………………………………………8 | | 第一节 | | 股东的一般规定 ……………………………………8 | | 第二节 | | 控股股东和实际控制人 ……………………………11 | | 第三节 | | 股东会的一般规定 …………………………………13 | | 第四节 | 股东会的召集 | ………………………………………16 | | 第五节 | | 股东会的提案与通知 ………………………………18 | ...