证券代码：600148 证券简称：长春一东 公告编号：2025-035 长春一东关于持股 5%以上股东权益变动 触及 5%刻度的提示性公告 2.信息披露义务人信息 信息披露义务人一汽股权投资（天津）有限公司保证向本公司提供的 信息真实、准确、完整，没有虚假记载、误导性陈述或重大遗漏。 本公司董事会及全体董事保证公告内容与信息披露义务人提供的信息 一致。 重要内容提示： | 权益变动方向 | 比例增加□ | 比例减少√ | | --- | --- | --- | | 权益变动前合计比例 | 20.50% | | | 权益变动后合计比例 | 20.00% | | | 本次变动是否违反已作出的承诺、意向、计划 | 是□ | 否√ | | 是否触发强制要约收购义务 | 是□ | 否√ | 一、 信息披露义务人及其一致行动人的基本信息 1.身份类别 | | □控股股东/实际控制人及其一致行动人 √其他 5%以上大股东及其一致行动人 | | --- | --- | | 投资者及其一致行动人的身份 | □合并口径第一大股东及其一致行动人（仅适用 | | | 于无控股股东、实际控制人） | | | □其他 | | 信息披露义 ...

长春一东离合器股份有限公司 2025 年第二次临时股东大会会议资料 二○二五年九月九日 长春一东离合器股份有限公司 2025 年第二次临时股东大会会议资料 一、 现场会议时间：2025 年 9 月 16 日（星期二）下午 14：00 时 网络投票时间：2025 年 9 月 16 日（星期二） 采用上海证券交易所网络投票系统，通过交易系统投票平台的投票时间为股 东大会召开当日的交易时间段，即 9:15-9:25,9:30-11:30，13:00-15:00；通过 互联网投票平台的投票时间为股东大会召开当日的 9:15-15:00。 二、现场会议地点：长春市高新区超然街 2555 号公司三楼会议室。 三、股权登记日：2025 年 9 月 9 日（星期二） 四、现场会议议程 1．主持人宣布开会，公布参会股东情况、董事、监事列席会议情况、见 证律师出席会议情况； 2025 年第二次临时股东大会议案 1 长春一东离合器股份有限公司 2．推选监票人、计票人； 3．向大会提交审议的议案为： | 序号 | | 议案名称 | 投票股东类型 | | --- | --- | --- | --- | | | | | 股股东 A | ...

Group 1 - The company received a resignation letter from Liu Xiaodong, who served as a director and general manager, due to work adjustment reasons [2][3] - Liu Xiaodong's resignation will not result in the board of directors falling below the legal minimum number of members, and his resignation is effective immediately upon delivery to the board [2][3] - The company will promptly elect a new director and appoint a new general manager following legal procedures, with the chairman Meng Qinghong temporarily assuming the role of general manager until a new appointment is made [2][3] Group 2 - The board expressed gratitude for Liu Xiaodong's diligent work and contributions to the company's development during his tenure [4]

Core Viewpoint - Changchun Yidong announced the resignation of its general manager Liu Xiaodong due to work adjustment reasons, effective immediately upon delivery of the resignation report to the board of directors [1] Group 1 - Liu Xiaodong held multiple positions including director, general manager, and member of the board's strategic committee [1] - The resignation does not result in the board of directors having fewer members than the legal minimum [1] - The resignation report was submitted to the company's board of directors on the evening of September 5 [1]

Group 1 - Huaneng Power announced that its shareholder Hunan Energy Group plans to reduce its stake by up to 20.31 million shares, not exceeding 1% of the total share capital [1] - Ankai Bus reported a production of 1,012 buses in August, a year-on-year increase of 68.06%, with sales of 773 buses, up 46.95% year-on-year [1] - Lianhuan Pharmaceutical received a drug registration certificate for Famotidine injection, classified as a Class 3 chemical drug [1][2] Group 2 - Dongrui Co. reported sales of 94,800 pigs in August, generating revenue of 160 million yuan, a month-on-month decrease of 5.48% [3] - Tiancheng Control's subsidiary received a notification for a passenger car seat assembly project, expected to start production in April 2026 [5] - ST Huluwa obtained a drug registration certificate for Cefodizime capsules, a third-generation broad-spectrum cephalosporin [6] Group 3 - Jiulong Biotech announced the resignation of its Vice Chairman and General Manager Liang Hongjun due to work adjustments [8] - Guanhua High-tech's shareholder plans to reduce its stake by up to 17.50 million shares, not exceeding 1% of the total share capital [9] - Hebei Steel received approval to issue bonds totaling up to 10 billion yuan [10] Group 4 - Yunnan Energy Investment's subsidiaries received a total of 309 million yuan in renewable energy price subsidies [12] - Zhenghong Technology reported sales of 16,800 pigs in August, with a revenue of 22.87 million yuan, showing a year-on-year increase in sales volume of 63.31% [14] - Jilin Aodong's subsidiary received a drug registration certificate for a solution used in asthma treatment [16] Group 5 - Aonong Biological reported a 26.84% year-on-year increase in pig sales volume in August, reaching 150,100 pigs [18] - Xingdesheng announced a share repurchase plan with a budget of 15 to 30 million yuan [20] - Yueyang Lin Paper's Chairman Ye Meng resigned due to work adjustments [22] Group 6 - Kangchen Pharmaceutical's controlling shareholder plans to reduce its stake by up to 4.78 million shares, not exceeding 3% of the total share capital [23] - Changchun Yidong's General Manager Liu Xiaodong resigned due to work adjustments [25] - Zhongzai Resources' subsidiary received a government subsidy of 12.75 million yuan [26] Group 7 - Tianyu Biological reported a 41.89% month-on-month increase in sales revenue from pig sales in August [27] - Changfei Optical's shareholder Draka Comteq B.V. reduced its stake from 10% to 5% [27] - Zhongchuan Technology's Chairman Wu Xingwang resigned due to work adjustments [28] Group 8 - Huakang Clean announced a successful bid for a medical service construction project valued at 131 million yuan [29] - Yuegui Co. plans to establish a wholly-owned subsidiary with a registered capital of 100 million yuan [31] - Baisheng Intelligent's Vice General Manager and Board Secretary Huang Lijun resigned for personal reasons [32] Group 9 - Jiangsu Shuntian will change its stock name to "Suhao Fashion" starting September 10, 2025 [34] - Jiahe Meikang's shareholder plans to reduce its stake by up to 1.3759 million shares, not exceeding 1% of the total share capital [35] - Heng Rui Pharmaceutical received approval for clinical trials of HRS-4729 injection [37] Group 10 - Changfei Optical's shareholder plans to reduce its stake by up to 110,000 shares, not exceeding 0.15% of the total share capital [39] - Yutong Bus reported sales of 4,260 vehicles in August, a year-on-year increase of 16.78% [40] - JinkoSolar received 646 million yuan in renewable energy subsidies in August, a 248% increase year-on-year [41] Group 11 - Beijing Lier signed a strategic cooperation agreement with SenseTime and Xiwang Technology for AI collaboration [43] - Gongdong Medical's controlling shareholder plans to reduce its stake by up to 3% [44] - Zhonghuan Hailu terminated its control change plan and resumed trading [46] Group 12 - Longzi Co. reported a tax payment of 22.27 million yuan due to a tax audit [48] - Guoguang Chain's controlling shareholder plans to reduce its stake by up to 2.99% [49] - Guoxin Technology successfully tested a new high-performance chip for automotive electronics [50] Group 13 - GF Securities reported a cumulative increase in borrowings exceeding 20% of its net assets [51] - China Construction Bank's subsidiary plans to increase capital by 3 billion yuan [52] - Jifeng Technology plans to establish a wholly-owned subsidiary with a capital of 50 million yuan [53] Group 14 - Jiantou Energy received approval for a stock issuance plan to specific investors [54] - Shanghai Laishi's executives plan to collectively increase their holdings by at least 6 million yuan [55] - Wencan Co. reported a fire incident at its subsidiary, with no casualties reported [56]

Core Points - Liu Xiaodong, the director and general manager of Changchun Yidong (600148.SH), has submitted a resignation letter to the company's board of directors due to work adjustment reasons [1] Summary by Category Company Management - Liu Xiaodong has resigned from his positions as director, general manager, and member of the board's strategic committee [1]

Core Viewpoint - The company announced the resignation of its general manager Liu Xiaodong due to work adjustment reasons, which may impact its strategic direction and management stability [1] Company Summary - Liu Xiaodong has submitted a written resignation report to the board of directors, resigning from his positions as director, general manager, and member of the board's strategic committee [1]

长春一东离合器股份有限公司 关于公司董事兼总经理辞职的公告 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、准确性和完整性承担法律责任。 重要内容提示： 长春一东离合器股份有限公司（以下简称公司）董事会近日收到公司董事兼 总经理刘晓东提交的书面辞职报告。刘晓东因工作调整原因申请辞去公司董事、 总经理及董事会战略委员会委员职务。其辞职未导致公司董事会成员低于法定最 低人数，刘晓东的辞职报告自送达公司董事会之日起生效。 证券代码：600148 证券简称：长春一东 公告编号：2025-034 (一) 提前离任的基本情况 (二) 离任对公司的影响 根据《公司法》《公司章程》等相关规定，刘晓东的辞职未导致公司董事会 成员低于法定最低人数，其辞职报告自送达公司董事会之日起生效。刘晓东将按 照公司相关制度规定做好辞职交接工作，其辞职不会影响公司董事会的正常运行， 亦不会对公司的日常经营产生不利影响。 公司将按照法定程序尽快补选董事及聘任总经理。为保证公司相关工作顺利 开展，在聘任新的总经理之前，由董事长孟庆洪代行总经理职责。 公司董事会对刘晓东在任期间的勤勉工作和对公司 ...

Core Insights - The company reported a total revenue of 381 million yuan for the first half of 2025, representing a year-on-year increase of 4.26% [1] - The net profit attributable to shareholders reached 3.12 million yuan, a significant increase of 360.98% compared to the previous year [1] Financial Performance - Total revenue for Q2 2025 was 205 million yuan, up 8.71% year-on-year [1] - Q2 net profit attributable to shareholders was 3.53 million yuan, an increase of 46.11% year-on-year [1] - Gross margin decreased to 14.28%, down 8.04% year-on-year [1] - Net margin improved to 2.46%, up 26.53% year-on-year [1] - Total operating expenses (selling, administrative, and financial) amounted to 29.62 million yuan, accounting for 7.77% of revenue, a decrease of 17.07% year-on-year [1] Balance Sheet Highlights - Cash and cash equivalents decreased to 247 million yuan, down 16.37% year-on-year [1] - Accounts receivable decreased to 297 million yuan, down 7.62% year-on-year [1] - Interest-bearing liabilities decreased to 5.92 million yuan, down 6.21% year-on-year [1] Earnings Metrics - Earnings per share (EPS) increased to 0.02 yuan, a rise of 358.33% year-on-year [1] - Operating cash flow per share improved to 0.03 yuan, an increase of 438.24% year-on-year [1] - The company's return on invested capital (ROIC) was 0.12% last year, indicating weak capital returns [1] Debt and Liquidity - The company's cash assets are considered very healthy, with a cash flow ratio of 90.69% [2][3]

Core Insights - The company reported a total revenue of 381 million yuan for the first half of 2025, an increase of 15.57 million yuan compared to the same period last year, marking three consecutive years of growth and a year-on-year increase of 4.26% [1] - The net profit attributable to shareholders reached 3.12 million yuan, an increase of 2.44 million yuan from the same period last year, achieving two consecutive years of growth and a year-on-year increase of 360.98% [1] - The net cash inflow from operating activities was 4.69 million yuan, an increase of 6.07 million yuan compared to the same period last year, also achieving two consecutive years of growth [1] Financial Ratios - The latest debt-to-asset ratio is 48.05%, a decrease of 1.12 percentage points from the previous quarter and a decrease of 2.65 percentage points from the same period last year [3] - The latest gross profit margin is 14.28%, an increase of 2.44 percentage points from the previous quarter [3] - The latest return on equity (ROE) is 0.66%, an increase of 0.52 percentage points from the same period last year [3] Earnings Per Share and Turnover Ratios - The diluted earnings per share is 0.02 yuan, an increase of 0.02 yuan from the same period last year, achieving two consecutive years of growth and a year-on-year increase of 358.33% [3] - The latest total asset turnover ratio is 0.33 times, ranking 86th among disclosed peers, an increase of 0.03 times from the same period last year, representing a year-on-year increase of 11.43% [3] - The latest inventory turnover ratio is 2.07 times, ranking 89th among disclosed peers, an increase of 0.40 times from the same period last year, achieving three consecutive years of growth and a year-on-year increase of 24.30% [3] Shareholder Structure - The number of shareholders is 16,500, with the top ten shareholders holding 80.10 million shares, accounting for 56.60% of the total share capital [3] - The largest shareholder is Northeast Industrial Group Co., Ltd., holding 24.00% of the shares, followed by FAW Equity Investment (Tianjin) Co., Ltd. with 20.50% [3]