Group 1 - Zhang Guanghua has resigned from his positions as a director and a member of the Compensation and Assessment Committee of Langjin Technology due to personal reasons [1] - After resigning, Zhang Guanghua will no longer hold any position within the company [1] - As of the report, Langjin Technology has a market capitalization of 1.6 billion yuan [1]

Core Viewpoint - The resignation of Zhang Guanghua from the board of directors and the remuneration and assessment committee is due to personal reasons, and it will not affect the normal operations of the company [1] Company Updates - Zhang Guanghua submitted his resignation report to the board, effective immediately upon delivery [1] - Zhang Guanghua does not hold any shares in the company, nor do his spouse or other related parties [1] - The company will expedite the process of selecting a new director and related follow-up work [1]

本公司及董事会全体成员保证信息披露的内容真实、准确、完整，不存在虚 假记载、误导性陈述或重大遗漏。 一、董事辞职的情况 山东朗进科技股份有限公司（以下简称"公司"）董事会于近日收到董事张 光华先生的辞职报告，张光华先生因个人原因，向公司董事会申请辞去董事及薪 酬与考核委员会委员职务，辞去上述职务后，张光华先生将不再担任公司的任何 职务。 张光华先生作为公司第六届董事会董事、薪酬与考核委员会委员原定任期至 第六届董事会任期届满之日止。根据《公司法》及《公司章程》的有关规定，上 述辞职申请自送达董事会之日起生效。张光华先生的辞职未导致公司董事会成员 低于法定人数，不会影响公司正常经营。公司将按照相关法律法规和《公司章程》 的规定，尽快完成董事补选等相关后续工作。 证券代码：300594 证券简称：朗进科技 公告编号：2025-068 山东朗进科技股份有限公司 关于董事辞职的公告 截至本公告披露日，张光华先生未持有公司股票，其配偶或其他关联人未持 有公司股票。截至本公告披露日，张光华先生不存在应当履行而未履行的承诺事 项。 公司及公司董事会对张光华先生在担任公司董事期间对公司的贡献表示衷 心的感谢。 特此公告。 山 ...

Group 1 - The lawsuit for investor compensation against Langjin Technology (300594) has been filed in court, with further cases being prepared by the legal team [1] - The China Securities Regulatory Commission (CSRC) has issued a notice of investigation against Langjin Technology and its actual controller, Li Jingmao, for suspected violations of information disclosure laws [1] - Investors who purchased Langjin Technology shares before August 28, 2025, and sold or held them after that date may still initiate claims for compensation [1] Group 2 - The investor compensation case against Yongyue Technology (603879) is also ongoing, following the CSRC's administrative penalty decision issued on August 15, 2024 [2] - Yongyue Technology was found to have made misleading statements in its major contract announcements and failed to disclose related party non-operating fund occupation and significant omissions in periodic reports [2] - Investors who bought Yongyue Technology shares between August 28, 2023, and September 18, 2023, or between March 20, 2022, and October 12, 2023, may also initiate claims for compensation [2]

Core Viewpoint - Longjin Technology announced that as of September 30, 2025, the company has not yet implemented its share repurchase plan and will continue to assess market conditions for potential execution of the plan [2] Group 1 - Longjin Technology released an announcement on October 10 regarding its share repurchase plan [2] - The company will evaluate market conditions to determine the timing of the share repurchase within the designated period [2]

Group 1 - The company Shandong Langjin Technology Co., Ltd. has approved a share repurchase plan during a meeting held on November 5, 2024 [1] - The total amount allocated for the share repurchase is set between 50 million yuan (inclusive) and 100 million yuan (inclusive), with a maximum repurchase price of 25.41 yuan per share [1] - The implementation period for the share repurchase is set to not exceed twelve months from the date the board of directors approves the final repurchase plan [1] Group 2 - As of September 30, 2025, the company has not yet implemented the share repurchase plan but will continue to advance the plan based on market conditions within the repurchase period [2]

（文章来源：证券日报） 证券日报网讯朗进科技10月10日在互动平台回答投资者提问时表示，公司主要业务属于轨道交通行业， 受行业环境特点的影响，项目交付周期和付款周期较长。 ...

证券代码：300594 证券简称：朗进科技 公告编号：2025-067 山东朗进科技股份有限公司 关于股份回购进展的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，不存在 虚假记载、误导性陈述或重大遗漏。 现将公司回购股份进展情况公告如下： 一、股份回购进展情况 截至 2025 年 9 月 30 日，公司尚未实施本次股份回购，公司后续将根据市 场情况在回购期限内继续实施本次回购计划。 二、其他说明 公司后续将根据相关法律法规和规范性文件的规定及时履行信息披露义务， 敬请广大投资者注意投资风险。 特此公告。 山东朗进科技股份有限公司董事会 2025年10月10日 山东朗进科技股份有限公司（以下简称"公司"）于 2024 年 11 月 5 日召 开第六届董事会第五次会议及第六届监事会第五次会议，审议通过了《关于回 购公司股份方案的议案》，公司计划使用自有资金及自筹资金以集中竞价交易 方式回购公司股份，用于实施员工持股计划或股权激励。本次回购股份资金总 额不低于人民币 5,000 万元（含），不超过人民币 10,000 万元（含），回购价 格上限不超过 25.41 元/股。回购股份实施期限为自董事会 ...

Core Points - Longjin Technology's stock price increased by 2.04% on September 24, reaching 17.99 CNY per share, with a total market capitalization of 1.653 billion CNY [1] - The company has seen a year-to-date stock price increase of 4.96%, but has experienced a decline of 1.96% over the last five trading days and 8.59% over the last twenty days [2] Company Overview - Longjin Technology, established on April 7, 2000, and listed on June 21, 2019, is located in Jinan, Shandong Province [2] - The company's main business includes air conditioning for rail transit vehicles, air conditioning for new energy vehicles, smart thermal management products, air energy heat pump drying equipment, and digital energy intelligent environmental control products [2] - Revenue composition: rail transit vehicle air conditioning and services (69.87%), new energy and smart thermal management products (23.83%), digital energy intelligent environmental control products (3.53%), controller products (1.35%), and others (1.41%) [2] Financial Performance - For the first half of 2025, Longjin Technology reported operating revenue of 340 million CNY, a year-on-year decrease of 10.88%, while net profit attributable to shareholders increased by 106.77% to 1.4764 million CNY [2] - The company has distributed a total of 40.5201 million CNY in dividends since its A-share listing, with 9.1877 million CNY distributed in the last three years [3] Shareholder Information - As of June 30, 2025, the number of shareholders increased by 0.59% to 11,400, with an average of 7,948 circulating shares per shareholder, a decrease of 0.59% [2] - Notably, the top ten circulating shareholders include the newly entered Noan Multi-Strategy Mixed A fund, holding 562,400 shares [3]

Core Points - Langjin Technology's stock price has dropped 5.04% on September 23, currently trading at 16.97 yuan per share, with a total market capitalization of 1.559 billion yuan [1] - The company has experienced a cumulative decline of 2.62% over the past three days [1] Company Overview - Langjin Technology, established on April 7, 2000, is located in Jinan, Shandong Province, and was listed on June 21, 2019 [1] - The company's main business includes air conditioning for rail transit vehicles, air conditioning for new energy vehicles, intelligent thermal management products, air energy heat pump drying equipment, digital energy intelligent environmental control products, and their control systems [1] - Revenue composition: rail transit vehicle air conditioning and services account for 69.87%, new energy and intelligent thermal management products 23.83%, digital energy intelligent environmental control products 3.53%, controller products 1.35%, and others 1.41% [1] Shareholder Information - Noan Fund's Noan Multi-Strategy Mixed A (320016) has entered the top ten circulating shareholders of Langjin Technology, holding 562,400 shares, which is 0.62% of the circulating shares [2] - The fund has incurred a floating loss of approximately 506,200 yuan today, with a total floating loss of 270,000 yuan over the past three days [2] - The fund was established on August 9, 2011, with a current size of 1.399 billion yuan, and has achieved a year-to-date return of 57.56% [2] Fund Manager Performance - The fund manager, Kong Xianzheng, has a tenure of 4 years and 302 days, with a total fund size of 4.607 billion yuan, achieving a best return of 72.6% during his tenure [3] - Co-manager Wang Haichang has a tenure of 3 years and 64 days, managing a fund size of 2.529 billion yuan, with a best return of 60.45% during his tenure [3]