证券代码：603612 证券简称：索通发展 公告编号：2025-068 索通发展股份有限公司 关于 2025 年 11 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： | | 被担保人名称 | 临邑索通国际工贸有限公司 | | | --- | --- | --- | --- | | | 本次担保金额 | 3,000.00 | 万元 | | 担保对象 一 | 实际为其提供的担保余额 | 39,850.00 | 万元（不含本次） | | | 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：_________ | | 担保对象 | 被担保人名称 | | 索通齐力炭材料有限公司 | | | 本次担保金额 | 7,000.00 | 万元 | | 二 | 实际为其提供的担保余额 | 44,920.00 | 万元（不含本次） | | | 是否在前期预计额度内 | 是 □否 | □不适用：_________ | | | ...

格隆汇11月27日丨索通发展(603612.SH)在互动平台表示，（1）根据定期报告披露要求，公司仅在半年 度报告和年度报告中披露分部业务财务信息，一季报与三季报暂不涉及该项披露。（2）硅碳负极作为 固态电池的核心材料，公司相关产品目前正处于测试阶段，测试工作按计划有序推进。 ...

Core Insights - The company's third-quarter profit fluctuations were influenced by three main factors [1] - The pre-baked anode industry saw a slight decrease in procurement benchmark prices in the third quarter, impacting profit margins [1] - The price differential between medium-sulfur and high-sulfur petroleum coke has narrowed, slightly reducing the cost advantages from intelligent blending technology [1] - A major overhaul of the roasting furnace at Jiayuguan Suotong Carbon Materials Co., Ltd. occurred in the third quarter [1] - The pre-baked anode industry is expected to improve in the fourth quarter, with procurement benchmark prices in October and November showing a month-on-month increase [1] - The price differential between medium-sulfur and high-sulfur petroleum coke is expanding [1]

Group 1 - The company participated as a limited partner in the investment of the Shanghai Feiyu Xinyan Investment Management Partnership, with an investment amount of RMB 10 million, representing 4.5975% of the total fund size of RMB 217.51 million [1] - The company has received a total of RMB 12.7852 million from the investment, which includes both the investment cost and returns [2] - The company will transfer its 4.5975% stake in the partnership to a limited partner for RMB 158,850, following a reduction in the total capital of the partnership from RMB 217.51 million to RMB 3.455147 million [2] Group 2 - The transaction will not have a substantial impact on the company's financial status or operational activities, and it does not harm the interests of the company or its shareholders, particularly minority shareholders [3] - The company has provided an overview of its cooperation with private equity funds to date [3]

证券代码：603612 证券简称：索通发展 公告编号：2025-067 | 投资标的名称 | 晋江斐昱歆琰股权投资合伙企业（有限合伙） 原名：上海斐昱歆琰投资管理合伙企业（有限合伙） | | | | --- | --- | --- | --- | | 投资金额（万元） | 1,000 | | | | 投资进展阶段 | 完成 进展 | 终止 | 交易要素变更 | | 特别风险提示 （如有请勾选） | 募集失败 | | | | | 未能完成备案登记 | | | | | 提前终止 | | | | | 发生重大变更 | | | | | 其他： | 不适用 | | 一、合作投资基本概述情况 索通发展股份有限公司（以下简称"公司"）于 2020 年 5 月 18 日签署了《上 海斐昱歆琰投资管理合伙企业（有限合伙）之合伙协议》，作为有限合伙人参与 投资上海斐昱歆琰投资管理合伙企业（有限合伙）（现已更名为：晋江斐昱歆琰 股权投资合伙企业（有限合伙），以下简称"斐昱歆琰"）。斐昱歆琰规模为人 民币 21,751 万元，公司以自有资金投资人民币 1,000 万元，投资比例为 4.5975%。 具体内容详见公司 ...

格隆汇11月26日｜索通发展公告称，公司曾于2020年5月作为有限合伙人参与投资斐昱歆琰，投资1000 万元，占比4.5975%。截至公告披露日，公司共获投资成本及收益1278.52万元。2025年11月25日，斐昱 歆琰合伙人会议同意减资，公司出资额由1000万元减至15.885万元。同日，公司将持有的斐昱歆琰 4.5975％份额转让给陈晓军，转让价款15.885万元，转让完成后公司不再持有份额。本次交易对公司无 实质影响。目前，公司与私募基金合作投资余额为3015.885万元。 ...

Core Insights - The non-metal materials sector experienced a rise of 0.96% on November 24, with Changjiang Materials leading the gains [1] - The Shanghai Composite Index closed at 3836.77, up 0.05%, while the Shenzhen Component Index closed at 12585.08, up 0.37% [1] Sector Performance - Changjiang Materials (001296) saw a significant increase of 10.00%, closing at 28.06 with a trading volume of 229,500 shares and a transaction value of 609 million yuan [1] - Other notable performers included Longgao Co. (605086) with a 3.37% increase, and Lianrui New Materials (688300) with a 2.67% increase [1] Capital Flow - The non-metal materials sector had a net inflow of 23.06 million yuan from institutional investors, while retail investors saw a net outflow of 27.36 million yuan [2][3] - The main capital inflow was observed in stocks like Changjiang Materials and Lianrui New Materials, while stocks like Suotong Development (603612) experienced significant outflows [3]

Market Overview - The non-metal materials sector experienced a decline of 4.31% on November 21, with Suotong Development leading the drop [1] - The Shanghai Composite Index closed at 3834.89, down 2.45%, while the Shenzhen Component Index closed at 12538.07, down 3.41% [1] Stock Performance - Jiangsu Materials (001296) saw a significant increase of 10.00%, closing at 25.51, with a trading volume of 161,000 shares and a turnover of 398 million [1] - Other notable declines included Suotong Development (603612) down 7.33% to 22.87, and Tianma New Materials (920971) down 6.94% to 30.29 [2] Capital Flow - The non-metal materials sector had a net inflow of 80.44 million from institutional investors, while retail investors experienced a net outflow of 54.42 million [2] - The main stocks with significant capital flow included Jiangsu Materials with a net inflow of 116 million, while Suotong Development had a net outflow of 7917.43 million from retail investors [3]

Market Overview - The non-metal materials sector experienced a decline of 0.99% on November 20, with Suotong Development leading the drop [1] - The Shanghai Composite Index closed at 3931.05, down 0.4%, while the Shenzhen Component Index closed at 12980.82, down 0.76% [1] Stock Performance - Notable stock performances included: - Lianrui New Materials (688300) rose by 2.04% to a closing price of 55.40, with a trading volume of 42,200 shares and a transaction value of 233 million [1] - Longgao Co., Ltd. (605086) increased by 0.39% to 30.55, with a trading volume of 44,100 shares [1] - Suotong Development (603612) fell by 3.41% to 24.68, with a trading volume of 212,600 shares and a transaction value of 53.5 million [2] Capital Flow - The non-metal materials sector saw a net outflow of 42.67 million from institutional investors and 22.05 million from retail investors, while individual investors contributed a net inflow of 64.72 million [2] - The capital flow for specific stocks indicated: - Lianrui New Materials had a net inflow of 8.65 million from institutional investors but a net outflow of 24.10 million from retail investors [3] - Longgao Co., Ltd. experienced a net inflow of 11.57 million from institutional investors but a net outflow of 14.06 million from retail investors [3]

Core Viewpoint - The company, Suotong Development Co., Ltd., is set to hold a performance briefing for the third quarter of 2025 to discuss its operational results and financial status with investors [2][3]. Group 1: Meeting Details - The performance briefing will take place on November 25, 2025, from 3:30 PM to 4:30 PM [6][7]. - The meeting will be conducted in an online text interaction format via the Jinmen Finance platform [6][7]. - Investors can participate by logging into the specified website during the meeting time [5][6]. Group 2: Investor Engagement - Investors are encouraged to submit questions from November 20 to November 24, 2025, by accessing a dedicated question collection page or via email [2][5]. - The company will address commonly asked questions during the briefing, within the limits of information disclosure regulations [3][5]. Group 3: Participants - Key participants in the meeting will include the company's president, independent directors, and financial executives [4].