| 证券代码：603131 | 证券简称：上海沪工 | 公告编号：2026-001 | | --- | --- | --- | | 债券代码：113593 | 债券简称：沪工转债 | | 上海沪工焊接集团股份有限公司 关于公司董事辞职暨选举职工代表董事的公告 上海沪工焊接集团股份有限公司（以下简称"公司"）董事会于近日收到高 立涛先生提交的书面辞职报告。因公司治理结构调整，高立涛先生申请辞去 公司第五届董事会非独立董事职务。除辞任非独立董事职务外，高立涛先生 担任的公司其他职务不变。 公司于 2025 年 12 月 31 日召开职工代表大会并做出决议，选举高立涛先生 为第五届董事会职工代表董事，任期自本次职工代表大会审议通过之日起至 公司第五届董事会任期届满之日止。现将相关情况公告如下： 关法律法规。 二、职工代表董事选举情况 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、董事离任情况 (一) 提前离任的基本情况 | | 离任 | | 原定任期 | 离任 | 是否继续 在上市公 | 具体 | 是否存 在未 ...

Core Viewpoint - Shanghai Huguang (603131.SH) announced the election of Mr. Gao Litiao as the employee representative director of the fifth board of directors during the employee representative meeting held on December 31, 2025, with his term starting from the approval date until the end of the fifth board's term [1] Group 1 - The employee representative meeting was held on December 31, 2025 [1] - Mr. Gao Litiao was elected as the employee representative director [1] - The term of the newly elected director will last until the end of the fifth board's term [1]

证券日报网讯 12月29日，上海沪工在互动平台回答投资者提问时表示，公司截至2025年11月30日的股 东数为66650户；截至2025年12月20日的股东数为58192户。 （文章来源：证券日报） ...

| 证券代码：603131 | 证券简称：上海沪工 | 公告编号：2025-078 | | --- | --- | --- | | 债券代码：113593 | 债券简称：沪工转债 | | 上海沪工焊接集团股份有限公司 关于注销部分募集资金专项账户的公告 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、准确性和完整性依法承担法律责任。 一、 募集资金基本情况 经中国证券监督管理委员会《关于核准上海沪工焊接集团股份有限公司公开 发行可转换公司债券的批复》（证监许可[2020]983 号）核准，公司向社会公开 发行人民币 400,000,000.00 元可转换公司债券，每张面值 100 元人民币，共计 400 万张，期限 6 年。募集资金总额为人民币 40,000.00 万元，实际募集资金人 民币 400,000,000.00 元，扣除不含税承销费人民币 4,528,301.89 元，实际收到 可转换公司债券认购资金人民币 395,471,698.11 元。该款项已于 2020 年 7 月 24 日由中信建投证券股份有限公司汇入本公司银行账户，业经立信会计师事务 ...

Core Viewpoint - "Space computing power" is not merely a concept hype but is rooted in profound industrial evolution logic, addressing the limitations of traditional satellites in data processing and transmission efficiency. Group 1: Key Companies and Their Highlights - Shanghai Port (605598.SH) focuses on lightweight, high-temperature resistant perovskite batteries to meet the energy needs of computing satellites, with a latest stock price of 61.90 yuan and a daily increase of +10.01% [1] - China Satellite (600118.SH) is the leading domestic satellite manufacturer with an annual production capacity of 200 small satellites, playing a key role in the national "Trinity Computing Constellation" project, with a latest stock price of 72.73 yuan and a daily increase of +10.00% [2] - Tongyu Communication (002792.SZ) provides the core satellite communication phased array antennas essential for signal transmission between satellites and ground stations, with a latest stock price of 38.18 yuan and a daily increase of +10.00% [3] - Aerospace Electronics (600879.SH) holds over 90% market share in onboard computers, with its AI processing modules enhancing satellite computing power from T-level to P-level, crucial for the "Trinity Computing Constellation" project, with a latest stock price of 18.61 yuan and a daily increase of +9.99% [4] - Fudan Microelectronics (688385.SH) is the only domestic company capable of mass-producing radiation-resistant FPGAs, providing hardware reliability for satellite computing modules, with a latest stock price of 75.20 yuan and a daily increase of +16.21% [5] Group 2: Additional Companies and Their Contributions - Aerospace Smart Equipment (300455.SZ) has over 70% market share in onboard computer systems for commercial satellites, with a latest stock price of 18.26 yuan and a daily increase of +10.44% [7] - Zhongke Star Map (688568.SH) has developed an integrated data processing platform that combines FPGA chips and AI algorithms for efficient space-based computing, with a latest stock price of 51.96 yuan and a daily increase of +7.11% [8] - Shanghai Huguang (603131.SH) is involved in commercial space launches with capabilities for multi-satellite launches, aligning with the needs of computing constellations, with a latest stock price of 29.88 yuan and a daily increase of +6.71% [9] - Shunhao Co., Ltd. (002565.SZ) has invested in Beijing Orbit Chen Guang, focusing on the construction of giant computing satellite constellations, with a latest stock price of 15.56 yuan and a daily increase of +5.99% [10] - Qianzhao Optoelectronics (300102.SZ) has achieved a solar cell conversion efficiency of 28%, providing stable energy support for space computing devices, with a latest stock price of 24.62 yuan and a daily increase of +5.62% [11]

每经AI快讯，上海沪工盘中涨停，涨幅10.0%，成交额超9亿元。 （文章来源：每日经济新闻） ...

Group 1 - The core point of the article highlights a significant movement in the A-share market, specifically in the Shanghai sector, where Shanghai Huguang experienced a sharp rise, reaching the daily limit up [1] Group 2 - The article indicates that the local fluctuations in the Shanghai market are noteworthy, suggesting potential investment opportunities in specific stocks [1]

Core Viewpoint - Shanghai Huguang has officially terminated its aerospace project after more than five years, citing changes in market conditions and industry trends as the primary reasons for this decision [1][2]. Group 1: Project Termination - The company held a temporary shareholders' meeting on December 22, where all 12 proposals, including the termination of the aerospace project, were approved [1]. - The aerospace project, initially planned to enhance production capabilities through advanced equipment, faced delays and was ultimately deemed no longer viable [3][9]. - The project had undergone two extensions and a change in implementation locations, but the company decided to stop using the raised funds for equipment procurement [1][4]. Group 2: Financial Performance and Strategic Focus - The aerospace project was part of a broader strategy that included the acquisition of Beijing Aerospace Huayu Technology Co., which has since underperformed, impacting the company's overall financial results [7][8]. - The company reported significant revenue declines from its subsidiaries, particularly Huayu Technology, which saw a 45.09% drop in revenue in the first half of 2024 compared to the previous year [8]. - The decision to terminate the aerospace project aligns with the company's need to focus on strategic adjustments in response to evolving industry demands and financial pressures [2][9].

Group 1 - Shanghai Huguang Welding Group Co., Ltd. experienced a stock price increase of 5.01%, reaching 28.10 CNY per share, with a trading volume of 565 million CNY and a turnover rate of 6.40%, resulting in a total market capitalization of 9.167 billion CNY [1] - The company, established on December 6, 1995, and listed on June 7, 2016, specializes in the research, production, and sales of welding and cutting equipment, with a significant focus on aerospace and military applications [1] - The revenue composition of the company includes 95.33% from welding and cutting equipment, 2.34% from high-end equipment matching, 1.25% from robotic system integration, and 1.08% from other supplementary services [1] Group 2 - Yongying High-end Equipment Intelligent Mixed Fund A (015789) is among the top ten circulating shareholders of Shanghai Huguang, having increased its holdings by 595,900 shares to a total of 1.5728 million shares, representing 0.49% of the circulating shares [2] - The fund has achieved a year-to-date return of 53.42%, ranking 919 out of 8,088 in its category, and a one-year return of 47.8%, ranking 1,160 out of 8,058 [2] - The fund manager, Zhang Lu, has a tenure of 6 years and 147 days, with the fund's total asset size at 22.921 billion CNY and a best return of 115.94% during the tenure [3]

| 证券代码：603131 | 证券简称：上海沪工 | 公告编号：2025-077 | | --- | --- | --- | | 债券代码：113593 | 债券简称：沪工转债 | | 上海沪工焊接集团股份有限公司 关于 "沪工转债"可选择回售的第一次提示性公告 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、准确性和完整性依法承担法律责任。 重要内容提示： 上海沪工焊接集团股份有限公司（以下简称"公司"）于 2025 年 12 月 22 日召开 2025 年第二次临时股东大会和"沪工转债"2025 年第一次债券持有人会 议，分别审议通过了《关于终止部分募投项目并将剩余募集资金永久补充流动资 金的议案》。根据《上海沪工焊接集团股份有限公司公开发行 A 股可转换公司债 券募集说明书》（以下简称"《募集说明书》"）的有关规定，"沪工转债"附加回 售条款生效。 上述当期应计利息的计算公式为：IA=B×i×t/365 IA：指当期应计利息； B：指本次发行的可转换公司债券持有人持有的将回售的可转换公司债券票 面总金额； i：指可转换公司债券当年票面利率； t：指 ...