(一) 提前离任的基本情况 (二)离任对公司的影响 1 四川宏达股份有限公司(以下简称"公司")董事会于 2026 年 3 月 9 日收到公司 副总经理兼董事会秘书王延俊先生的书面辞职报告。因个人健康原因，王延 俊先生申请辞去公司副总经理、董事会秘书职务。辞任后，王延俊先生将继 续担任公司证券专职顾问。根据《上海证券交易所股票上市规则》和《公司 章程》等相关规定，王延俊先生的辞职报告自送达公司董事会之日起生效。 公司于 2026 年 3 月 9 日召开第十届董事会第二十八次会议，审议通过了《关 于聘任公司董事会秘书的议案》和《关于聘任公司总工程师的议案》，同意 聘任王玲女士为公司董事会秘书，聘任谢素龙先生为公司总工程师，任期自 本次董事会审议通过之日起至第十届董事会任期届满之日止。 证券代码：600331 证券简称：宏达股份 公告编号：临 2026-017 四川宏达股份有限公司 关于公司副总经理兼董事会秘书辞职及聘任董事会秘书、 总工程师的公告 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： 一、高级管理人员离 ...

证券代码：600331 证券简称：宏达股份 公告编号：临 2026-018 四川宏达股份有限公司 关于什邡有色金属分公司投资电解锌冶炼系统设备更新项目的 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： 交易实施尚需履行的审批及其他相关程序：该事项已经 2026 年 3 月 9 日召开的第十届董事会第二十八次会议审议通过，本次投资事项尚需提交股 东会审议。 1、本次交易概况 四川宏达股份有限公司（以下简称"公司"）什邡有色金属分公司为公司两大 核心生产基地之一，从事湿法炼锌近 30 年，具备湿法冶炼与火法冶炼相互协同 1 投资标的名称：什邡有色金属分公司电解锌冶炼系统设备更新项目 投资金额：总投资约 22,828 万元 的核心技术。目前电解锌生产装置均已运行超二十年，存在设备故障率高、生产 成本高、产能无法充分发挥、安全隐患较大等问题，亟需进行设备更新改造。为 消除电解锌冶炼生产环节的安全隐患，保障生产活动安全、环保、稳定运行，什 邡有色金属分公司拟投资实施电解锌冶炼系统设备更新项目（以下简称"本项 目" ...

关于召开2026年第二次临时股东会的通知 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： 一、 召开会议的基本情况 (一) 股东会类型和届次 2026年第二次临时股东会 证券代码：600331 证券简称：宏达股份 公告编号：临 2026-019 四川宏达股份有限公司 网络投票系统：上海证券交易所股东会网络投票系统 网络投票起止时间：自2026 年 3 月 25 日 至2026 年 3 月 25 日 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会召开当日的 9:15-15:00。 (六) 融资融券、转融通、约定购回业务账户和沪股通投资者的投票程序 涉及融资融券、转融通业务、约定购回业务相关账户以及沪股通投资者 的投票，应按照《上海证券交易所上市公司自律监管指引第 1 号 — 规范运 作》等有关规定执行。 召开的日期时间：2026 年 3 月 25 日 14 点 ...

证券代码：600331 证券简称：宏达股份 公告编号：临 2026-016 四川宏达股份有限公司 第十届董事会第二十八次会议决议公告 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。 一、董事会会议召开情况 四川宏达股份有限公司（以下简称"公司"或"宏达股份"）第十届董事会第二 十八次会议通知于 2026 年 3 月 4 日以邮件、电话等方式发出，于 2026 年 3 月 9 日 11:00 在中海国际中心 H 座 20 楼会议室以现场结合视频通讯方式召开。会议 由董事长乔胜俊先生主持，应到董事 9 人，实到董事 9 人，其中董事王浩先生、 张建先生因工作原因，无法参加现场会议，以视频通讯方式参会并表决。公司高 级管理人员、新任董事会秘书王玲女士现场列席了会议，新任总工程师谢素龙先 生因工作原因，以视频方式列席会议。本次会议的召集和召开符合《公司法》等 有关法律、行政法规、部门规章、规范性文件和《公司章程》的相关规定，会议 形成的决议合法、有效。 二、董事会会议审议情况 表决结果：9 票同意，0 票反对，0 票弃权。 本议案已经 ...

Summary of Hongda Co., Ltd. Conference Call Company Overview - **Company**: Hongda Co., Ltd. - **Project**: Duolong Copper Mine Key Points Project Financing and Ownership Structure - Hongda plans to introduce a platform company from the Ali region to acquire a 10% to 15% stake in the Duolong Copper Mine, which will dilute Hongda's ownership to 25.5% to 27% [2][4] - The dilution is expected to be finalized in 2026, preferably before the issuance of the mining license [2][4] Mining License Progress - The mining license application is progressing well, with material pre-review completed in 2025 and no substantial obstacles identified [5] - The core issue is negotiating the "优开股比" (preferred opening share ratio), which must be settled before the mining license can be issued [5][6] Resource Estimates and Production Capacity - The Duolong mine has estimated resources of 6.9 million tons of copper, 300 tons of gold, and 2,000 tons of silver, with an average copper grade of 0.48% [9] - The initial processing capacity is planned at 75 million tons per year, targeting annual production of approximately 300,000 tons of copper and 8 to 10 tons of gold [9] Cost Structure and Profitability - The estimated total cost for copper production is around 40,000 CNY per ton, with projected net profits from copper alone reaching approximately 12 billion CNY [3][12] - The annual costs for water and electricity are estimated to be around 3 billion CNY, with water costs at about 10 CNY per ton and electricity costs around 1 CNY per kWh [8][12] Construction and Development Timeline - The construction of the mine is scheduled to begin by the end of 2026, with a concentrated construction period from 2027 to 2029, aiming for completion by the end of 2029 [11] - The ramp-up period for production is expected to be relatively short, primarily dependent on equipment availability and commissioning [11] Strategic Partnerships and Local Coordination - Hongda is focusing on building partnerships with local governments and stakeholders to facilitate project development and ensure compliance with regulations [13][15] - The company plans to enhance its workforce by recruiting industry professionals and establishing long-term training partnerships with local universities [13] Future Resource Development and Expansion - Hongda is exploring additional resource opportunities in Tibet, including potential acquisitions of smaller copper projects and partnerships for mineral exploration [15][16] - The company aims to leverage local policies and enhance cooperation with large groups operating in Tibet to expand its business footprint [16] Phosphate Business Integration - The phosphate business will continue to support the company's performance until the Duolong project becomes operational, with plans to stabilize profits through strategic resource acquisitions [14][15] Additional Important Information - The project is included in the "十四五" (14th Five-Year Plan) of the Shudao Group, indicating its strategic importance for future profitability [5][6] - The financing structure includes a capital ratio of approximately 20%, with the remainder funded through loans, expected to be organized by major banks [10]

Group 1: Metal Sector - Hongda Co. (600331.SH) is projected to have a net profit of 0.36 billion CNY in 2024, but is expected to incur a loss of 0.80 billion CNY in 2025, with a significant recovery to 4.00 billion CNY in 2026, resulting in a PE ratio of 131.36[17] - Zijin Mining (601899.SH) is forecasted to achieve a net profit of 320.51 billion CNY in 2024, increasing to 913.17 billion CNY by 2026, with a PE ratio dropping from 32.86 to 11.53[17] - Huaxi Nonferrous (600301.SH) is expected to see net profits rise from 6.58 billion CNY in 2024 to 12.69 billion CNY in 2026, with a PE ratio of 32.29[17] Group 2: Construction Materials - Oriental Yuhong (002271.SZ) is projected to have net profits of 1.08 billion CNY in 2024, increasing to 21.94 billion CNY by 2026, with a PE ratio of 19.60[17] - China Jushi (600176.SH) is expected to grow its net profit from 24.45 billion CNY in 2024 to 47.80 billion CNY in 2026, with a PE ratio of 22.65[17] - The construction materials sector is facing a significant supply exit, with 2024 commodity housing sales expected to decline by approximately 47% compared to 2021[44] Group 3: Transportation - YTO Express (600233.SH) is forecasted to achieve net profits of 40.12 billion CNY in 2024, increasing to 50.84 billion CNY by 2026, with a PE ratio of 13.20[17] - COSCO Shipping Energy (600026.SH) is expected to see net profits rise from 40.37 billion CNY in 2024 to 98.19 billion CNY in 2026, with a PE ratio of 10.94[17] Group 4: Chemical Sector - Boyuan Chemical (000683.SZ) is projected to have net profits of 18.11 billion CNY in 2024, decreasing to 23.43 billion CNY by 2026, with a PE ratio of 14.87[17] - Xingfa Group (600141.SH) is expected to see net profits rise from 16.01 billion CNY in 2024 to 24.54 billion CNY in 2026, with a PE ratio of 19.62[17] Group 5: Power and Coal - Longyuan Power (001289.SZ) is forecasted to achieve net profits of 63.45 billion CNY in 2024, with a slight decrease to 61.52 billion CNY by 2026, maintaining a PE ratio of 17.20[17] - Electric Power Investment (002128.SZ) is expected to see net profits rise from 53.42 billion CNY in 2024 to 68.98 billion CNY in 2026, with a PE ratio of 9.98[17]

Group 1 - The core viewpoint of the news is that Hongda Co., Ltd. experienced a stock price increase of 5.69%, reaching 19.68 yuan per share, with a trading volume of 783 million yuan and a turnover rate of 2.02%, resulting in a total market capitalization of 51.987 billion yuan [1] - Hongda Co., Ltd. is primarily engaged in mining, non-ferrous metal smelting, and the production and sales of phosphate chemical products, with its main revenue sources being zinc metal and its by-products (45.55%), phosphate ammonium salt products (33.44%), compound fertilizer products (11.82%), synthetic ammonia (5.16%), and other products and services (3.27% and 0.76%) [1] Group 2 - Among the top ten circulating shareholders of Hongda Co., Ltd., a fund under Penghua Fund has entered the list, specifically the Penghua CSI Sub-Industry Chemical Industry Theme ETF Link A (014942), which holds 23.8222 million shares, accounting for 1.17% of the circulating shares, with an estimated floating profit of approximately 25.2515 million yuan [2] - The Penghua CSI Sub-Industry Chemical Industry Theme ETF Link A (014942) was established on March 8, 2022, with a current scale of 116 million yuan, and has achieved a year-to-date return of 13.07%, ranking 529 out of 5570 in its category, and a one-year return of 53.61%, ranking 421 out of 4305 [2]

Group 1 - The company will disclose its first quarter report for 2026 by April 30, 2026, as per regulations [2] - The company is committed to reducing costs and increasing efficiency, optimizing production operations, and enhancing core competitiveness to improve business performance [2] - The company's operational status and performance will be disclosed through official announcements, and stakeholders are encouraged to pay attention to future announcements [2]

Group 1 - The core point of the news is that Hongda Co., Ltd. experienced a stock price increase of 5.11%, reaching 18.32 CNY per share, with a trading volume of 623 million CNY and a turnover rate of 1.70%, resulting in a total market capitalization of 48.394 billion CNY [1] - Hongda Co., Ltd. is primarily engaged in mining, non-ferrous metal smelting, and the production and sales of phosphate chemical products, with revenue composition as follows: zinc metal and by-products 45.55%, ammonium phosphate series products 33.44%, compound fertilizer products 11.82%, synthetic ammonia 5.16%, and others 3.27% [1] Group 2 - Taiping Fund has one fund heavily invested in Hongda Co., Ltd., specifically the Taiping CSI 1000 Index Enhanced A (015466), which held 166,500 shares in the fourth quarter, accounting for 0.64% of the fund's net value, ranking as the fourth largest holding [2] - The Taiping CSI 1000 Index Enhanced A fund has a current scale of 258 million CNY, with a year-to-date return of 10.01%, ranking 1062 out of 5580 in its category, and a one-year return of 48.43%, ranking 952 out of 4297 [2]

Core Viewpoint - The quality supervision and inspection of key industrial products in Guangyuan City will be conducted during the New Year and Spring Festival periods starting January 2026, focusing on 34 types of products, with 100 batches sampled for testing [1]. Group 1: Inspection Results - A total of 95 batches of products have been tested, with 86 batches passing and 9 batches failing the quality standards [1]. - There are 5 batches of building insulation materials that are still pending inspection due to longer testing cycles [1]. Group 2: Product Categories - The inspected products include household gas stoves, electric blankets, commercial gas stoves, and lithium batteries for electric bicycles among others [1]. - The inspection results will be publicly announced after the objection period for the 9 non-compliant products and the completion of testing for the 5 pending batches [1].