Group 1 - *ST Tianmao's stock will be delisted on September 30, 2025 [1] - Duori Pharmaceutical is planning a change in control and will suspend trading from September 29 [2] - Zhonghuan Environmental is also planning a change in control and will suspend trading from September 29 [3] Group 2 - Yidao Information is planning to acquire Langguo Technology and become its controlling shareholder, suspending trading from September 29 [3] - Zhiguang Electric is planning to purchase minority stakes in its subsidiary Zhiguang Energy, suspending trading from September 29 [4] - Guanzhong Ecology's controlling shareholder intends to change to Deep Blue Finance Whale, with trading resuming on September 29; the company plans to acquire 51% of Hangzhou Actuary [5] Group 3 - Xindazheng intends to acquire 75.15% of Jiaxin Liheng to expand its business reach [6] - Boqian New Materials signed a strategic cooperation agreement, estimating sales of nickel powder products between 4.3 billion to 5 billion yuan [7] - Zhongxin Co. faces significant impact from the U.S. Department of Commerce's final ruling on anti-dumping investigations against thermoplastic molded fiber products from China and Vietnam [7] Group 4 - Xin Guang Optoelectronics' chairman and general manager, Kang Weimin, has been placed under detention measures [8] - Yalake Co. has commenced trial production for its 40,000 tons/year integrated lithium salt project [9] - United Precision's two actual controllers plan to collectively reduce their holdings by no more than 3% [10] Group 5 - Keli'er's actual controller and chairman, Nie Pengju, plans to reduce his holdings by no more than 2% [11] - Jinhaitong's Xunuo Investment plans to reduce its holdings by no more than 3% [12] - Jingsong Intelligent's Anyuan Investment plans to reduce its holdings by no more than 2.68% [13]

Core Viewpoint - Three A-share listed companies, Duori Pharmaceutical, Zhonghuan Environmental Protection, and Yatai Pharmaceutical, announced plans for changes in control, leading to stock suspension starting September 29, 2025 [1][2]. Company Summaries Duori Pharmaceutical - The controlling shareholder, Tibet Jiakang Times Technology Development Co., Ltd., and actual controller, Mr. Deng Yong, are planning a change in control, which may lead to a change in the controlling shareholder and actual controller [1]. - For the first half of the year, Duori Pharmaceutical reported revenue of approximately 107 million yuan, a year-on-year decrease of 29.13%, and a net profit attributable to shareholders of -42.5 million yuan, compared to -3.27 million yuan in the same period last year [4]. Zhonghuan Environmental Protection - The controlling shareholder, Mr. Zhang Bozhong, and his concerted party, Anhui Zhongchen Investment Holding Co., Ltd., are also planning a change in control [1]. - In the first half of the year, Zhonghuan Environmental Protection achieved total revenue of 474 million yuan, a year-on-year increase of 4.84%, and a net profit attributable to shareholders of 44.1 million yuan, up 9.69% [4]. Yatai Pharmaceutical - The controlling shareholder, Ningbo Fubang Holding Group Co., Ltd., and the management team are planning a change in control, with further discussions needed on the specific transaction plan and agreement terms [1]. - Yatai Pharmaceutical's stock price closed at 5.67 yuan per share on September 26, 2025, with a year-to-date market value increase of 85.9% [3]. - The company reported revenue of approximately 152 million yuan for the first half of the year, a year-on-year decrease of 31.48%, while the net profit attributable to shareholders was approximately 105 million yuan, a significant increase of 1820.97%. However, the non-recurring net profit was -48.86 million yuan [3][4].

Group 1: Control Change Announcements - Multiple A-share companies, including Duori Pharmaceutical, Asia-Pacific Pharmaceutical, and Zhonghuan Environmental Protection, announced plans for control changes on September 28 [1][3][4] - Duori Pharmaceutical's controlling shareholder, Tibet Jiakang Times Technology Development Co., Ltd., is planning a control change, leading to a potential change in the actual controller [1] - Asia-Pacific Pharmaceutical's controlling shareholder, Ningbo Fubang Holding Group Co., Ltd., is also planning a control change, with no formal agreement signed yet [3] - Zhonghuan Environmental Protection's controlling shareholder, Zhang Bozhong, is in the process of planning a control change, which may affect the actual controller [4] Group 2: Company Profiles and Operations - Duori Pharmaceutical specializes in the R&D, production, and sales of chemical drug formulations and intermediates, with leading market share in products like Acetate Sodium Ringer Injection [1] - Asia-Pacific Pharmaceutical focuses on pharmaceutical manufacturing, including the R&D and sales of chemical formulations, with a portfolio of 114 approved formulations [3] - Zhonghuan Environmental Protection is a national high-tech enterprise engaged in water environment governance and waste treatment, providing comprehensive solutions in various segments [5] - Guanzhong Ecology is undergoing a control change with a share transfer agreement to Deep Blue Whale, which will result in a new controlling shareholder [7]

智通财经APP讯，中环环保(300692.SZ)公告，公司控股股东、实际控制人张伯中先生及其一致行动人安 徽中辰投资控股有限公司正在筹划公司控制权变更相关事宜，该事项可能导致公司控股股东、实际控制 人发生变更。公司股票及可转换公司债券自2025年9月29日(星期一)开市起停牌，预计停牌时间不超过2 个交易日。 ...

中环环保（300692）(300692.SZ)公告，公司控股股东、实际控制人张伯中先生及其一致行动人安徽中 辰投资控股有限公司正在筹划公司控制权变更相关事宜，该事项可能导致公司控股股东、实际控制人发 生变更。公司股票及可转换公司债券自2025年9月29日(星期一)开市起停牌，预计停牌时间不超过2个交 易日。 ...

Core Viewpoint - Zhonghuan Environmental Protection (300692) announced a suspension of its stock and convertible bonds due to plans for a change in company control, with the suspension expected to last no more than two trading days [1] Group 1: Company Announcement - The company disclosed that it received a notification from its controlling shareholder, Zhang Bozhong, and his concerted party, Anhui Zhongchen Investment Holding Co., Ltd., regarding the planning of a change in company control [1] - The announcement indicates that this change may lead to a shift in the company's controlling shareholder and actual controller [1] - Currently, no agreements have been signed, and discussions regarding specific transaction plans and agreements are ongoing [1]

人民财讯9月28日电，中环环保（300692）9月28日公告，公司控股股东、实控人张伯中及其一致行动人 安徽中辰投资控股有限公司正在筹划公司控制权变更相关事宜，该事项可能导致公司控股股东、实控人 发生变更。公司股票及可转债自9月29日开市起停牌，预计停牌不超过2个交易日。 ...

Core Viewpoint - Zhonghuan Environmental (300692.SZ) is undergoing a potential change in control, as notified by its controlling shareholder and actual controller, Mr. Zhang Bozhong, along with Anhui Zhongchen Investment Holding Co., Ltd. [1] Group 1 - The company has received a notification regarding the planning of a change in control, which may lead to a change in its controlling shareholder and actual controller [1] - Currently, no agreements have been signed, and discussions regarding specific transaction plans and agreements are ongoing [1] - The company's stock and convertible bonds will be suspended from trading starting September 29, 2025, with an expected suspension period of no more than 2 trading days [1] Group 2 - The convertible bonds "Zhonghuan Convertible 2" will also be suspended from conversion during this period [1]

Core Viewpoint - The company Zhonghuan Environmental (300692.SZ) announced that its controlling shareholder and actual controller, Zhang Bozhong, along with Anhui Zhongchen Investment Holding Co., Ltd., is planning a change in the company's control, which may lead to a change in the controlling shareholder and actual controller [1] Summary by Sections - **Control Change Announcement** - The company is in the process of planning a change in control, which may result in a shift in its controlling shareholder and actual controller [1] - **Stock and Bond Suspension** - The company's stock and convertible bonds will be suspended from trading starting September 29, 2025, with an expected suspension period of no more than two trading days [1] - The convertible bond "Zhonghuan Convertible 2" will also be suspended from conversion during this period [1]

1、安徽中环环保科技股份有限公司（以下简称"公司"）控股股东、实际 控制人张伯中先生及其一致行动人安徽中辰投资控股有限公司正在筹划公司控 制权变更相关事宜，该事项可能导致公司控股股东、实际控制人发生变更。经公 司向深圳证券交易所申请，公司股票（股票简称：中环环保，股票代码：300692） 及可转换公司债券（债券简称：中环转 2，债券代码：123146）自 2025 年 9 月 29 日（星期一）开市起停牌，预计停牌时间不超过 2 个交易日。公司可转 换公司债券"中环转 2"将暂停转股。 2、本次交易事项能否最终实施完成及实施结果尚存在不确定性。敬请广大 投资者关注后续公告并注意投资风险。 公司于今日收到公司控股股东、实际控制人张伯中先生及其一致行动人安徽 中辰投资控股有限公司的通知，其正在筹划公司控制权变更相关事宜，该事项可 能导致公司控股股东、实际控制人发生变更。目前各方尚未签署相关协议，正就 具体交易方案、协议等相关事项进行论证和磋商，具体情况以各方签订的相关协 议为准。 上述事项尚在筹划中，存在不确定性。为保证公平信息披露，避免公司股价 异常波动，维护广大投资者利益，根据《深圳证券交易所上市公司自律监管 ...