Group 1 - The company is establishing a joint venture named Shanxi Suotong Huayang Carbon Materials Co., Ltd. to enhance its production capacity and market share in the carbon materials sector [26][28][30] - The total estimated investment for the project is not to exceed 900 million RMB, with the company contributing 306 million RMB for an 85% stake [26][28][36] - The project aims to produce high-current density energy-saving carbon materials and waste heat power generation, primarily supplying products to a subsidiary of Huayang Group [44][45] Group 2 - The joint venture agreement has been approved by the company's board and does not require shareholder approval [29][62] - The project is currently in the preparatory stage, with various regulatory approvals pending, including antitrust reviews [27][46][48] - The establishment of the joint venture is expected to strengthen the company's position in the carbon materials market and improve operational efficiency [45][44] Group 3 - The company’s shareholder, Ningbo Ningju Asset Management Center, has reduced its stake to 4.999995%, no longer qualifying as a major shareholder [51][54] - This reduction in shareholding was part of a previously disclosed plan and does not affect the control structure of the company [52][55] - The company will continue to monitor shareholder activities and comply with relevant disclosure obligations [55]

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 索通发展股份有限公司（以下简称"公司"）第五届董事会第二十三次会议 于 2025 年 10 月 25 日以电子邮件方式向全体董事发出会议通知，于 2025 年 10 月 30 日在公司会议室以现场结合通讯方式召开。本次会议应出席董事 9 名，实 际出席董事 9 名。会议由董事长郎光辉先生主持。本次会议的召集、召开符合有 关法律、行政法规、部门规章、规范性文件及《公司章程》规定。 证券代码：603612 证券简称：索通发展 公告编号：2025-058 索通发展股份有限公司 第五届董事会第二十三次会议决议公告 表决结果：9 票赞成，0 票反对，0 票弃权，0 票回避。 具体内容请见公司同日在上海证券交易所网站（www.sse.com.cn）披露的《索 通发展股份有限公司关于对外投资暨签署<合资协议>的公告》。 特此公告。 索通发展股份有限公司董事会 2025 年 10 月 31 日 二、董事会会议审议情况 1.审议并通过《关于<2025 年第三季度报告>的议案 ...

索通发展股份有限公司简式权益变动报告书 索通发展股份有限公司 简式权益变动报告书 上市公司名称：索通发展股份有限公司 股票上市地点：上海证券交易所 股票简称：索通发展 股票代码：603612 信息披露义务人：宁波宁聚资产管理中心（有限合伙）（代表"宁波宁聚资产 管理中心（有限合伙）-宁聚映山红 3 号私募证券投资基金"） 住所：浙江省宁波市北仑区梅山七星路 88 号 1 幢 401 室 A 区 A1201 股份变动性质：股份减少 签署日期：2025 年 10 月 30 日 通讯地址：浙江省宁波市江北区新马路 288 弄北岸财富中心 8 号楼 5 楼 索通发展股份有限公司简式权益变动报告书 信息披露义务人声明 一、信息披露义务人依据《公司法》《证券法》《上市公司收购管理办法》 《公开发行证券的公司信息披露内容与格式准则第 15 号—权益变动报告书》及 相关的法律、法规编写本报告书。 二、信息披露义务人签署本报告书已获得必要的授权和批准。 三、依据《证券法》《收购办法》《准则 15 号》的规定，本报告书已全面 披露了信息披露义务人在索通发展股份有限公司中拥有权益的股份变动情况； 截至本报告书签署之日，除本报告书披 ...

证券代码：603612 证券简称：索通发展 公告编号：2025-061 索通发展股份有限公司 关于股东权益变动触及 5%刻度的提示性公告 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、准确性和完整性承担法律责任。 2.信息披露义务人持股变动情况 重要内容提示： 本次权益变动系索通发展股份有限公司（以下简称"公司"）股东宁波宁 聚资产管理中心（有限合伙）－宁聚映山红 3 号私募证券投资基金（以下简称"宁 聚映山红 3 号"）履行此前披露的减持股份计划所致，不触及要约收购。 本次权益变动后，宁聚映山红 3 号持有公司股份 24,905,200 股，持股比例 降为 4.999995%（四舍五入后为 5.00%），不再是公司持股 5%以上股东。 公司于 2025 年 10 月 30 日收到信息披露义务人宁波宁聚资产管理中心（有限 合伙）发来的《索通发展股份有限公司简式权益变动报告书》，现将有关权益变动 情况公告如下： 一、本次权益变动基本情况 1.信息披露义务人基本情况 信息披露义务人：宁波宁聚资产管理中心（有限合伙）（代表"宁波宁聚资产 管理中心（有限合伙）－ ...

Group 1 - Company SOTONG Development reported a revenue of approximately 12.762 billion yuan for the first three quarters of 2025, representing a year-on-year increase of 28.66% [1] - The net profit attributable to shareholders of the listed company was approximately 654 million yuan, showing a significant year-on-year increase of 201.81% [1] - Basic earnings per share reached 1.31 yuan, which is a year-on-year increase of 227.5% [1] Group 2 - As of the report, the market capitalization of SOTONG Development stands at 12.9 billion yuan [2]

Group 1 - The core point of the article is that Su Tong Development (SH 603612) held its 23rd meeting of the 5th Board of Directors on October 30, 2025, to discuss external investment and the signing of a joint venture agreement [1] - For the first half of 2025, the revenue composition of Su Tong Development was as follows: the anode segment accounted for 95.62%, the cathode segment accounted for 4.02%, and the capacitor segment accounted for 0.99%, with inter-segment eliminations at -0.63% [1] - As of the report date, the market capitalization of Su Tong Development was 12.9 billion yuan [1]

Financial Performance - The company's operating revenue for Q3 2025 reached ¥4,455,716,926.72, an increase of 29.38% year-on-year, while the year-to-date revenue was ¥12,762,138,454.81, up 28.66% compared to the same period last year[3] - Total profit for the quarter was ¥212,610,310.69, a decrease of 12.58% year-on-year, but the year-to-date profit increased significantly by 165.99% to ¥1,091,804,235.97[3] - Net profit attributable to shareholders for Q3 was ¥130,672,347.42, down 29.47% year-on-year, while the year-to-date net profit rose by 201.81% to ¥653,764,787.48[3] - The basic earnings per share for the quarter was ¥0.26, a decrease of 23.53% year-on-year, while the diluted earnings per share also stood at ¥0.26[4] - Net profit for the first three quarters of 2025 was ¥886.33 million, representing a significant increase of 159.5% compared to ¥341.84 million in 2024[21] - Basic and diluted earnings per share for the first three quarters of 2025 were both ¥1.31, compared to ¥0.40 in the same period of 2024[23] Cash Flow - The net cash flow from operating activities for the year-to-date period was ¥324,017,527.07, reflecting a significant increase of 1,241.51% compared to the previous year[3] - Cash flow from operating activities generated a net amount of ¥324.02 million, a substantial increase from ¥24.15 million in the previous year[26] - Cash inflow from investment activities was ¥55.99 million, while cash outflow was ¥658.74 million, resulting in a net cash flow of -¥602.76 million[26] - The net cash flow from financing activities was -$403.10 million, compared to $658.01 million in the previous period[28] - The net increase in cash and cash equivalents was -$671.57 million, compared to an increase of $91.39 million in the prior period[28] Assets and Liabilities - The total assets at the end of the reporting period were ¥18,343,542,922.67, representing a 4.14% increase from the previous year-end[4] - The company's current assets totaled RMB 9,485,284,578.81, compared to RMB 9,040,725,740.98 at the end of 2024, indicating an increase of about 4.91%[16] - Total liabilities reached RMB 11,122,193,689.35, up from RMB 10,713,773,846.61, which is an increase of approximately 3.82%[18] - The company's short-term borrowings increased to RMB 3,365,244,850.38 from RMB 3,132,484,537.86, marking a rise of about 7.43%[17] - The company's long-term borrowings rose to RMB 4,063,927,551.64 from RMB 3,143,702,773.98, reflecting an increase of about 29.32%[18] Inventory and Receivables - Inventory levels rose significantly to RMB 3,776,212,293.09 from RMB 2,741,875,971.89, representing an increase of approximately 37.73%[16] - The accounts receivable decreased to RMB 2,020,002,634.80 from RMB 2,341,740,968.52, indicating a reduction of about 13.73%[16] - The company reported a significant increase in prepayments to RMB 472,118,769.76 from RMB 201,754,734.48, which is an increase of approximately 133.33%[16] Shareholder Information - The total number of ordinary shareholders at the end of the reporting period was 54,631[12] - The equity attributable to shareholders increased by 8.51% to ¥5,610,883,412.45 compared to the previous year-end[4] - The company's equity attributable to shareholders rose to RMB 5,610,883,412.45 from RMB 5,170,755,674.52, reflecting an increase of around 8.52%[18] Profitability - The company reported a significant improvement in profitability, driven by increased sales and market prices of prebaked anode products[10] - The net profit excluding non-recurring gains and losses for Q3 was ¥119,684,579.73, a substantial increase of 419.16% year-on-year, while the year-to-date figure was ¥641,774,330.04, up 373.83%[3] - Total operating costs increased to ¥11.58 billion, up 21.3% from ¥9.56 billion year-over-year[20] - The company incurred a loss of ¥21.94 million from investment income, worsening from a loss of ¥5.77 million in the previous year[20] - Other comprehensive income after tax totaled ¥1.22 million, down from ¥2.52 million in the same period of 2024[21]

证券代码：603612 证券简称：索通发展 公告编号：2025-060 索通发展股份有限公司 关于 2025 年 10 月份提供担保的公告 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： 担保对象及基本情况 | | 被担保人名称 本次担保金额 | 5,280.00 | 田东百矿三田碳素有限公司 万元 | | | --- | --- | --- | --- | --- | | 担保对象 | 实际为其提供的担保余额 | 31,158.60 | | 万元（含本次） | | | 是否在前期预计额度内 | 是 | □否 | □不适用：_________ | | | 本次担保是否有反担保 | □是 | 否 | □不适用：_________ | 累计担保情况 | 对外担保逾期的累计金额（万元） / | | | --- | --- | | 截至本公告日上市公司及其控股 | 1,684,114.28 | | 子公司对外担保总额（万元） | | | 对外担保总额占上市公司最近一 期经审计净资产的比例（%） | 325.70 | ...

证券代码：603612 证券简称：索通发展 公告编号：2025-059 索通发展股份有限公司 对外投资暨签署《合资协议》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： 投资标的名称：山西索通华阳炭材料有限公司（暂定名，最终名称以市 场监督管理局登记为准，以下简称"合资公司"） 2.华阳集团为国有控股企业，合资公司的设立需完成山西省国资委审批，设 立时间尚不能确定。 投资项目名称：200kt/a 高电流密度节能型炭材料及余热发电项目（以下 简称"项目"） 投资金额：合资公司注册资本暂定为 3.6 亿元人民币，索通发展股份有 限公司（以下简称"公司"或"索通发展"）以现金出资 3.06 亿元，持股比例为 85%；暂估项目总投资不超过 9 亿元（含铺底流动资金）。 交易实施尚需履行的审批程序： 本次交易未达到股东会审议标准 其它需要提醒投资者重点关注的风险事项： 1.本项目的主要客户为华阳新材料科技集团有限公司（以下简称"华阳集团"） 旗下电解铝生产企业，本项目的推进将根据其电解铝企业搬迁的进度开展，如其 搬 ...

Market Overview - The non-metal materials sector experienced a decline of 0.86% on October 30, with Bingyang Technology leading the drop [1] - The Shanghai Composite Index closed at 3986.9, down 0.73%, while the Shenzhen Component Index closed at 13532.13, down 1.16% [1] Stock Performance - Notable gainers included: - Liliang Diamond (301071) with a closing price of 42.00, up 3.86% and a trading volume of 359,600 shares, totaling 1.466 billion yuan [1] - Tianma New Materials (920971) closed at 37.62, up 3.12% with a trading volume of 108,700 shares, totaling 406 million yuan [1] - Significant decliners included: - Bingyang Technology (920675) closed at 12.13, down 5.23% with a trading volume of 70,500 shares, totaling 87.4716 million yuan [2] - Quartz Shares (603688) closed at 42.08, down 2.05% with a trading volume of 260,200 shares, totaling 1.117 billion yuan [2] Capital Flow - The non-metal materials sector saw a net outflow of 210 million yuan from institutional investors, while retail investors had a net inflow of 266 million yuan [2][3] - The capital flow for key stocks showed: - Liliang Diamond had a net outflow of 34.2155 million yuan from institutional investors, but a net inflow of 30.9384 million yuan from retail investors [3] - Longgao Co. (605086) experienced a net outflow of 1.7845 million yuan from institutional investors, with a net inflow of 1.0490 million yuan from retail investors [3]