Company Overview - Dongshan Precision Manufacturing Co., Ltd. is located in Suzhou, Jiangsu Province, and was established on October 28, 1998. The company was listed on April 9, 2010. Its main business includes the manufacturing and service of precision sheet metal parts and precision castings, as well as flexible circuit board design, production, and sales [1][2]. Financial Performance - For the first half of 2025, Dongshan Precision achieved operating revenue of 16.955 billion yuan, representing a year-on-year growth of 1.96%. The net profit attributable to the parent company was 758 million yuan, showing a year-on-year increase of 35.21% [2]. - Since its A-share listing, the company has distributed a total of 1.544 billion yuan in dividends, with 731 million yuan distributed in the last three years [3]. Stock Performance - As of September 4, Dongshan Precision's stock price was 63.28 yuan per share, with a market capitalization of 115.904 billion yuan. The stock has increased by 117.23% year-to-date, with a 3.84% rise over the last five trading days and a 21.13% increase over the last 20 days [1]. - The company has appeared on the "龙虎榜" (a list of stocks with significant trading activity) six times this year, with the most recent appearance on September 1 [1]. Shareholder Information - As of August 29, the number of shareholders for Dongshan Precision was 82,500, a decrease of 18.07% from the previous period. The average number of circulating shares per shareholder increased by 22.05% to 16,793 shares [2]. - The largest circulating shareholder is Hong Kong Central Clearing Limited, holding 63.4631 million shares, an increase of 14.0925 million shares from the previous period. Morgan Emerging Markets Dynamic Mixed A Class is a new entrant among the top ten circulating shareholders, holding 12.4684 million shares [3]. Industry Context - Dongshan Precision operates within the electronic components sector, specifically in the printed circuit board (PCB) industry. It is associated with several concept sectors, including overseas expansion, optical communication, new infrastructure, PCB concepts, and flexible electronics [2].

Group 1 - The company approved a total external guarantee limit of up to 12.09 billion yuan for the year 2025 during its board and shareholder meetings [2][3] - The guarantee will be effective from January 1, 2025, to December 31, 2025, and can be used cyclically within the approved limit [2] - The guarantees will cover various financial services including loans, credit letters, and other financing needs [2] Group 2 - The company has made adjustments to the guarantee limits for its subsidiaries while keeping the total guarantee amount unchanged [5] - Specific subsidiaries, such as Multi-Fineline Electronix Singapore Pte. Ltd. and DSBJ Pte. Ltd., have been authorized to provide guarantees for financial debts up to an equivalent of 5.1 billion yuan [5] Group 3 - The company has a total external guarantee balance of 4.461 billion yuan as of the end of August 2025, which accounts for 23.62% of the company's audited net assets as of the end of 2024 [8] - There are no overdue guarantees or guarantees involved in litigation, indicating a stable financial position [8]

Summary of Key Points Core Viewpoint - The company plans to provide a total guarantee amount of up to 12.09 billion yuan for its subsidiaries and associated companies in 2025 to support their daily operations and business development [1][4]. Guarantee Overview - The company and its subsidiaries will offer guarantees not exceeding 12.09 billion yuan for the fiscal year 2025, effective from December 6, 2024 [1]. - The guarantees will cover various financial services, including loans, credit letters, and other financial instruments [1]. - The specific amounts, methods, and terms of the guarantees will be determined by actual contracts signed [1]. Adjustment of Guarantee Amounts - The company has made adjustments to the guarantee amounts for specific subsidiaries while keeping the total guarantee limit unchanged [2]. - The adjustments include a reduction of 3.3 billion yuan for Hong Kong Dongshan Holding Limited and an increase of 36 billion yuan for Multek Group (Hong Kong) Limited [2]. - The adjustments are aimed at meeting the operational needs of the subsidiaries [2]. Basic Information of Guaranteed Entities - Hong Kong Dongshan Holding Limited has total assets of approximately 16.37 billion yuan and total liabilities of about 9.96 billion yuan as of December 31, 2024 [3]. - Multek Group (Hong Kong) Limited has total assets of around 4.60 billion yuan and total liabilities of approximately 1.94 billion yuan as of December 31, 2024 [3]. - The financial data indicates a healthy net asset position for both entities, with net assets of 6.41 billion yuan and 2.67 billion yuan, respectively [3]. Compliance and Risk Management - The adjustments to the guarantee amounts are within the authorization of the shareholders' meeting and are deemed necessary for the subsidiaries' operations [4]. - The company emphasizes that the financial risks are controllable and that the adjustments will enhance the efficiency of fund utilization [4]. - As of August 2025, the total external guarantee balance is 4.46 billion yuan, which is a manageable amount relative to the company's financial obligations [4].

证券代码：002384 证券简称：东山精密 公告编号：2025-064 苏州东山精密制造股份有限公司 关于在子公司之间调剂担保额度的公告 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，没有虚假记 载、误导性陈述或重大遗漏。 一、担保情况概述 苏州东山精密制造股份有限公司（以下简称"公司"）于 2024 年 12 月 6 日、 23 日召开第六届董事会第十四次会议、2024 年度第五次临时股东会，审议通过 了《关于 2025 年度对外担保额度预计的议案》。为满足公司、子公司以及参股 公司日常经营和业务开展需要，公司及子公司在 2025 年度为合并报表范围内子 公司、参股公司提供总额不超过 120.90 亿元的担保，担保决议有效期自 2025 年 1 月 1 日起至 2025 年 12 月 31 日止，决议有效期内担保额度可循环使用，担保 范围包括但不限于向银行、金融机构及其他业务合作方申请综合授信、贷款、承 兑汇票、信用证、保理、保函、票据贴现等业务，担保方式包括但不限于连带责 任担保、抵押担保等方式。具体担保金额、担保方式、担保期限以实际签署的担 保合同为准。 公司股东会授权董事长及其指定的授权代理 ...

New Stock Offerings - Fushun Special Steel (600399) has a tender offer period from August 12, 2025, to September 10, 2025[1] - ST Tianmao (000627) has a cash option declaration period from September 15, 2025, to September 19, 2025[1] - Tianpu Co., Ltd. (605255) announced significant trading activity on September 3, 2025[1] Market Volatility - Kaipu Cloud (688228) reported severe abnormal fluctuations on August 30, 2025[1] - Xinhua Jin (600735) experienced significant trading activity on August 30, 2025[1] - ST Chuntian (600381) had notable trading activity on September 3, 2025[1] Other Notable Announcements - ST Er Ya (600107) reported trading activity on September 3, 2025[1] - Shanghai Electric Power (600021) had significant trading activity on September 3, 2025[1] - ST Gao Hong (000851) reported trading activity on September 3, 2025[1]

Company Overview - Dongshan Precision Manufacturing Co., Ltd. is located in Suzhou, Jiangsu Province, and was established on October 28, 1998. The company went public on April 9, 2010. Its main business includes the manufacturing and service of precision sheet metal parts and precision castings, as well as flexible circuit board design, production, and sales [1][2]. Financial Performance - For the first half of 2025, Dongshan Precision achieved operating revenue of 16.955 billion yuan, representing a year-on-year growth of 1.96%. The net profit attributable to the parent company was 758 million yuan, showing a year-on-year increase of 35.21% [2]. - Since its A-share listing, the company has distributed a total of 1.544 billion yuan in dividends, with 731 million yuan distributed over the past three years [3]. Stock Performance - As of September 3, Dongshan Precision's stock price increased by 2.34%, reaching 65.15 yuan per share, with a trading volume of 1.427 billion yuan and a turnover rate of 1.61%. The total market capitalization is approximately 119.329 billion yuan [1]. - The stock has seen a significant increase of 123.65% year-to-date, with a 17.60% rise over the last five trading days, a 25.31% increase over the last 20 days, and a 107.81% increase over the last 60 days [1]. Shareholder Information - As of August 29, the number of shareholders for Dongshan Precision was 82,500, a decrease of 18.07% from the previous period. The average number of circulating shares per person increased by 22.05% to 16,793 shares [2]. - The largest circulating shareholder is Hong Kong Central Clearing Limited, holding 63.4631 million shares, an increase of 14.0925 million shares from the previous period. Morgan Emerging Markets Dynamic Mixed A Class is a new entrant among the top ten circulating shareholders, holding 12.4684 million shares [3]. Industry Classification - Dongshan Precision is classified under the electronics sector, specifically in the sub-industry of components and printed circuit boards (PCB). The company is also associated with several concept sectors, including overseas expansion, optical communication, new infrastructure, PCB concepts, and Micro LED (MLED) [2].

New Stock Issuance - Fushun Special Steel (600399) has a tender offer period from August 12, 2025, to September 10, 2025[1] - KaiPu Cloud (688228) reported severe abnormal fluctuations on August 30, 2025[1] - Xinhua Jin (600735) announced on August 30, 2025, regarding its stock activities[1] Trading Alerts - JiShi Media (601929) issued a notice on August 30, 2025, regarding trading activities[1] - XianDao Intelligent (300450) and DeChuang Environmental (603177) both reported updates on September 2, 2025[1] - Huahai Pharmaceutical (600521) and *ST HuiCheng (002168) also provided trading updates on September 2, 2025[1] Abnormal Fluctuations - Several companies, including Changjiang Materials (001296) and WanBangDe (002082), reported abnormal fluctuations on August 28, 2025[3] - Longjing Technology (301396) and Jinli Yongci (300748) also noted significant trading irregularities on August 27, 2025[3] - The report includes multiple links to announcements regarding trading activities and fluctuations for various companies[3]

Group 1 - The stock of Dongshan Precision fell by 5.36% on September 2, closing at 65.13 CNY per share, with a trading volume of 4.348 billion CNY and a turnover rate of 4.61%, resulting in a total market capitalization of 119.293 billion CNY [1] - Dongshan Precision, established on October 28, 1998, and listed on April 9, 2010, is located in Suzhou, Jiangsu Province. The company specializes in manufacturing and servicing precision sheet metal parts and precision castings, as well as flexible circuit board design, production, and sales [1] - The main revenue composition of Dongshan Precision includes: 65.23% from electronic circuit products, 17.98% from touch panels and LCD display modules, 13.93% from precision components, 1.69% from LED display devices, and 1.17% from other sources [1] Group 2 - According to data from the top ten holdings of funds, one fund under Kaishi Asset Management holds Dongshan Precision as a significant investment. The Kaishi Lanlong Economic Holding Period Mixed Fund (006430) held 114,200 shares in the second quarter, accounting for 5.09% of the fund's net value, ranking as the ninth largest holding [2] - The estimated floating loss for the Kaishi Lanlong Economic Holding Period Mixed Fund today is approximately 421,400 CNY [2] - The Kaishi Lanlong Economic Holding Period Mixed Fund was established on December 5, 2018, with a latest scale of 84.7174 million CNY. Year-to-date returns are 116.21%, ranking 26 out of 8,184 in its category, while the one-year return is 146.83%, ranking 62 out of 7,971 [2]

Group 1 - The National Standardization Administration and the Ministry of Industry and Information Technology issued a plan to establish a high-quality standard system for industrial mother machines by 2026, aiming to enhance product quality and equipment upgrades, with at least 300 standards to be revised or formulated [2] - The Shanghai Futures Exchange announced the expansion of trading varieties for qualified foreign institutional investors starting September 10, 2025, including new futures and options contracts for petroleum asphalt and fuel oil [2] - The National Medical Insurance Administration is promoting the direct issuance of maternity allowances to individuals, with 20 provinces implementing this system, covering nearly 80% of the coordinated areas [3] - From September 1, new national standards for AI-generated content identification, network attack event determination, and safety of electric bicycles will be implemented to support the healthy development of emerging industries [5] Group 2 - Guizhou Moutai's controlling shareholder increased holdings by 67,821 shares on September 1 [4] - BYD's new energy vehicle sales reached 373,600 units in August [4] - Chengdu Huami launched a high-precision RF ADC chip [4] - JD Group made a voluntary public acquisition offer to CECONOMY [4] - Sichuan Jinding's subsidiary obtained a mining license [4] - Su Da Weige plans to acquire up to 51% of Changzhou Weipu [4] Group 3 - Guotai Junan Securities expects a balanced market expansion, with a focus on new technology trends and consumer demand, recommending sectors like financials and high-dividend stocks [6] - Dongwu Securities highlights the role of policies in supporting AI applications, suggesting a focus on downstream applications with long-term certainty [7] -招商证券 notes marginal improvements in revenue, recommending attention to midstream manufacturing and healthcare sectors [8]

Group 1 - The company's stock (Securities Code: 002384) experienced an abnormal trading fluctuation, with a cumulative closing price increase exceeding 20% over three consecutive trading days (August 28, August 29, and September 1, 2025) [2] - The company's board conducted a self-examination and confirmed that there were no undisclosed significant matters that could impact the stock price, and the company's operational situation remains normal [3][4] - The board stated that there are no corrections or supplements needed for previously disclosed information, and no major undisclosed information has been identified that could affect the stock or its derivatives [4]