Core Viewpoint - Guangdong Hongda announced the resignation of Chairman Zheng Bingxu due to age reasons, effective upon delivery of the resignation report to the board of directors [1] Group 1: Leadership Changes - Zheng Bingxu will continue to serve as a director and a member of the board's special committee after resigning as chairman [1] - The company has ensured that the transition will not affect the board's lawful and standardized operation or the normal production and business activities [1] Group 2: Board Meeting and New Appointment - The sixth board of directors held its tenth meeting on October 9, 2025, to elect a new chairman [1] - The board approved the election of director Gao Hongqing as the new chairman, with a term lasting until the end of the sixth board's term [1]

Core Viewpoint - Guangdong Hongda (002683.SZ) has appointed former chairman Zheng Bingxu as honorary chairman in recognition of his significant contributions to the company's development and stability [1] Group 1 - Zheng Bingxu has been recognized for his dedication and strategic vision that have helped the company seize development opportunities and grow [1] - The board of directors expressed heartfelt gratitude and high respect for Zheng Bingxu's outstanding contributions to the company [1]

截至本公告披露日，郑炳旭先生持有公司股份 44,758,400 股，不 存在应当履行而未履行的承诺事项。 作为公司创始人之一，郑炳旭先生凭借卓越的企业家精神与独特 的人格魅力，为公司构建了稳健的投资经营与安全生产体系，并以互 尊互信为基础，打造了具备核心竞争力的法人治理结构和市场化运营 机制。公司董事会对郑炳旭先生所做出的贡献表示衷心感谢！ 鉴于公司所处行业特点，且公司正处于业务转型的关键阶段，为 保障公司经营与安全生产的持续稳定，公司现有的法人治理结构、市 场化体制机制、薪酬考核体系以及主要核心团队将保持稳定不变。 证券代码：002683 证券简称：广东宏大 公告编号：2025-076 广东宏大控股集团股份有限公司 关于董事长辞职暨选举董事长的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完 整，没有虚假记载、误导性陈述或重大遗漏。 一、上任董事长辞职的情况说明 广东宏大控股集团股份有限公司（以下简称"公司"）董事长郑 炳旭先生因年龄原因申请辞去公司董事长职务，其辞职报告自送达公 司董事会之日起生效。辞去上述职务后，郑炳旭先生仍继续担任公司 董事、董事会专门委员会委员等职务。郑炳旭先生已按照公司 ...

证券代码：002683 证券简称：广东宏大 公告编号：2025-077 广东宏大控股集团股份有限公司 关于聘任公司名誉董事长的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完 整，没有虚假记载、误导性陈述或重大遗漏。 广东宏大控股集团股份有限公司（以下简称"公司"）于 2025 年 10 月 9 日召开了第六届董事会 2025 年第十次会议，审议通过了《关 于聘任公司名誉董事长的议案》，公司原董事长郑炳旭先生长期以来 恪尽职守、勤勉尽责，以前瞻性战略眼光和丰富的管理实践，带领公 司紧抓发展机遇，不断发展壮大。公司董事会对郑炳旭先生为公司发 展做出的杰出贡献表示衷心感谢并致以崇高敬意，为维护公司的持续 稳定与发展，同意聘任郑炳旭先生为名誉董事长。 名誉董事长任职无固定任期，不受公司董事会换届影响，可列席 总经理办公会、董事会等重要战略研讨及经营分析会议，对公司重大 事项提供有针对性的咨询意见和建议，为公司高质量发展提供持续有 效的支持与帮助。 特此公告。 广东宏大控股集团股份有限公司董事会 2025 年 10 月 9 日 郑炳旭先生简历： 郑炳旭先生，1959 年 11 月出生，中共党员，博士，教授 ...

证券代码：002683 证券简称：广东宏大 公告编号：2025-075 广东宏大控股集团股份有限公司 第六届董事会 2025 年第十次会议决议公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完 整，没有虚假记载、误导性陈述或重大遗漏。 一、董事会会议召开情况 广东宏大控股集团股份有限公司（以下简称"公司"）第六届董 事会 2025 年第十次会议于 2025 年 10 月 2 日以电子邮件方式向全体 董事发出通知。 本次会议于 2025 年 10 月 9 日上午 9:30 在公司天盈广场东塔 56 层会议室以现场和视频出席相结合的方式召开，会议应到董事 9 人， 实到董事 9 人。因郑炳旭先生辞去公司董事长职务，全体董事一致同 意由副董事长王永庆先生主持本次会议。公司部分高级管理人员、纪 委书记、纪委副书记列席了本次会议。 本次董事会会议的召开符合《公司法》和《公司章程》的有关规 定。 二、董事会会议审议情况 1、审议通过了《关于选举公司董事长的议案》 表决情况：同意 9 票，反对 0 票，弃权 0 票。 内容详见公司于同日刊登在《中国证券报》《上海证券报》《证 券日报》《证券时报》及巨潮资讯网（ht ...

Industry Rating - The report maintains a neutral rating for the civil explosives industry [1] Core Insights - The civil explosives industry is characterized by stable demand growth, strong resilience, and policy-driven supply-side consolidation [2][3] - The market size for civil explosives in China is approximately 400 billion [2] - The production value of civil explosive enterprises reached 416.95 billion in 2024, with a profit total of 96.39 billion, indicating a profit growth of 13.04% year-on-year [14][19] - The industry is transitioning from product sales to integrated operations, including research, production, sales, import-export, and blasting services [2][3] Summary by Sections Industry Overview - Civil explosives are essential in energy and infrastructure industries, with a significant role in mining and construction [2][3] - The production value of civil explosive enterprises in 2024 was 416.95 billion, down 4.5% year-on-year, while profits increased by 13.04% [14][19] Market Dynamics - The industry is experiencing a shift towards higher concentration, with the CR20 increasing from 50.5% in 2013 to 83.17% in 2024 [2][48] - The demand for civil explosives is regionally concentrated, with notable growth in Xinjiang due to coal and hydropower projects [3] Production and Sales - In 2024, the total production and sales of industrial explosives were 449 million tons and 448.5 million tons, respectively, showing a slight decline [14][19] - The main types of industrial explosives produced include gel emulsified explosives and porous ammonium oil explosives, which together account for over 80% of total production [16][19] Policy and Regulation - The government aims to enhance industry concentration and optimize product structure, with plans to form 3 to 5 large competitive enterprises by 2027 [2][48][44] - Policies are encouraging the development of mixed explosives and the reduction of traditional explosives [40][42] Investment Opportunities - Companies to watch include Guangdong Hongda, Yipuli, Guotai Group, Jiangnan Chemical, and Yahua Group, which are positioned well within the evolving market landscape [3]

Core Viewpoint - Guangdong Hongda has won a bid for the unmanned coal mining project at the Shitoumei No. 1 open-pit coal mine of Xinjiang Energy Group, focusing on intelligent operations throughout the coal extraction process [1] Group 1: Project Details - The project requires the implementation of unmanned coal mining as the core, achieving intelligent operations for raw coal extraction, transportation, and unloading [1] - It aims to cover all aspects of mining with unmanned operations, including the transportation of ore and the operation of mining equipment [1] - The project also includes remote control of excavator operations and maintaining a standardized safety production level [1] Group 2: Operational Balance - The initiative seeks to find a precise balance between efficient mining and ecological protection in the Gobi Desert [1]

Core Viewpoint - Guangdong Hongda's stock price has shown significant growth this year, with a year-to-date increase of 68.49%, despite a slight decline in the last five trading days [1][2]. Company Overview - Guangdong Hongda Holdings Group Co., Ltd. is located in Tianhe District, Guangzhou, Guangdong Province, and was established on May 14, 1988. The company was listed on June 12, 2012. Its main business involves civil explosive products, mining infrastructure stripping, overall blasting scheme design, blasting mining, mineral packaging, and transportation services [1]. - The revenue composition of Guangdong Hongda includes: open-pit mining (58.54%), industrial explosives (12.43%), underground mining (11.82%), chemical products (10.47%), detonating devices (2.68%), liquefied natural gas (2.39%), defense equipment (0.88%), and others (0.80%) [1]. Financial Performance - For the first half of 2025, Guangdong Hongda achieved an operating income of 9.15 billion yuan, representing a year-on-year growth of 65.64%. The net profit attributable to the parent company was 504 million yuan, an increase of 22.05% compared to the previous year [2]. - Since its A-share listing, Guangdong Hongda has distributed a total of 2.248 billion yuan in dividends, with 1.288 billion yuan distributed in the last three years [3]. Shareholder Information - As of September 19, 2025, Guangdong Hongda had 26,100 shareholders, a decrease of 22.89% from the previous period. The average circulating shares per person increased by 29.68% to 25,265 shares [2]. - Notable institutional holdings include: - Fortune Tianhui Growth Mixed Fund (LOF) A/B, the third-largest shareholder with 15.0008 million shares, a new entry - GF Small Cap Growth Mixed Fund (LOF) A, the eighth-largest shareholder with 7.9718 million shares, also a new entry - GF Small and Medium Cap Selected Mixed Fund A, the ninth-largest shareholder with 7.2344 million shares, which saw a decrease of 657,800 shares from the previous period - GF Innovation Upgrade Mixed Fund, the tenth-largest shareholder with 6.9013 million shares, a new entry [3].

Core Viewpoint - Guangdong Hongda has experienced a significant decrease in the number of shareholders, indicating potential shifts in investor sentiment and market dynamics [1] Shareholder Information - As of September 20, the number of shareholders for Guangdong Hongda was 26,138, a decrease of 7,759 from the previous period (September 10), representing a decline of 22.89% [1] - This marks the third consecutive period of decline in the number of shareholders [1] Stock Performance - The closing price of Guangdong Hongda on the reporting date was 42.66 yuan, down 2.78%, while the stock has seen a cumulative increase of 24.72% since the concentration of shares began [1] - Over the past trading days, the stock recorded 9 increases and 4 decreases [1] Financing and Margin Data - As of September 26, the latest margin trading balance for the stock was 599 million yuan, with a financing balance of 592 million yuan [1] - Since the concentration of shares began, the financing balance has decreased by 67.12 million yuan, a decline of 10.18% [1] Financial Performance - According to the semi-annual report, Guangdong Hongda achieved operating revenue of 9.15 billion yuan in the first half of the year, representing a year-on-year growth of 63.83% [1] - The net profit for the same period was 504 million yuan, reflecting a year-on-year increase of 22.05% [1] - The basic earnings per share were reported at 0.6687 yuan, with a weighted average return on equity of 7.78% [1] Institutional Ratings - In the past month, the stock received buy ratings from two institutions [1] - The highest target price forecasted is 47.20 yuan, as per a report released by Western Securities on September 22 [1]

Investment Rating - The report maintains a "Positive" rating for the chemical industry [5][6][20] Core Insights - The petrochemical industry is expected to see stable growth due to the introduction of policies aimed at enhancing industry health and eliminating outdated capacity [5][6] - The demand for viscose filament is anticipated to tighten, leading to an upward trend in prices, while the grass herbicide market is expected to optimize its structure [5][6] - The global GDP growth is projected to remain at 2.8%, with stable oil demand despite some slowdown due to tariff policies [5][6] Industry Dynamics - Oil supply is expected to increase significantly, driven by non-OPEC production, while demand remains stable [5][6] - The coal market is anticipated to experience long-term price stabilization, with easing pressures on downstream sectors [5][6] - Natural gas exports from the U.S. are likely to accelerate, potentially lowering import costs [5][6] Chemical Sector Analysis - The report highlights that the viscose filament industry will see a supply-demand tightening, with a projected increase in operating rates from 84% to over 95% [5][6] - The grass herbicide market is set to address issues of low pricing and quality through upcoming industry meetings aimed at regulating competition [5][6] Investment Recommendations - The report suggests focusing on sectors benefiting from the "anti-involution" policy, including textiles, agriculture, and export-related chemicals [5][6] - Specific companies to watch include Xinxiang Chemical Fiber, Jilin Chemical Fiber, and Lier Chemical, which are expected to benefit from market dynamics [5][6][20] Key Company Valuations - The report provides a valuation table for key companies, indicating various ratings such as "Buy" and "Increase" for companies like Hailir Chemical, Yunnan Chemical, and Wanhu Chemical [20]