Market Overview - The non-metal materials sector experienced a decline of 2.06% on January 13, with Changjiang Materials leading the drop [1] - The Shanghai Composite Index closed at 4138.76, down 0.64%, while the Shenzhen Component Index closed at 14169.4, down 1.37% [1] Stock Performance - Notable stock performances in the non-metal materials sector included: - Bingyang Technology: Closed at 10.69, up 1.42% with a trading volume of 45,000 shares [1] - Qilu Huaxin: Closed at 7.84, up 0.90% with a trading volume of 24,500 shares [1] - Changjiang Materials: Closed at 28.15, down 3.89% with a trading volume of 110,000 shares and a transaction value of 315 million [2] - Longgao Co.: Closed at 47.40, down 1.50% with a trading volume of 58,900 shares and a transaction value of 282 million [2] Capital Flow - The non-metal materials sector saw a net outflow of 189 million from institutional investors, while retail investors had a net inflow of 105 million [2] - The capital flow for specific stocks included: - Kuncai Technology: Net inflow of 743.95 thousand from institutional investors [3] - Longgao Co.: Net outflow of 3004.40 thousand from institutional investors [3] - Strength Diamond: Net inflow of 2396.86 thousand from retail investors [3]

（文章来源：证券日报） 证券日报网讯 1月12日，索通发展在互动平台回答投资者提问时表示，截至2025年12月31日，公司股东 总数为47008户。 ...

| 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 605086 | 龙高股份 | 48.12 | -1.76% | 5.09万 | 2.43亿 | | 688300 | 联瑞新材 | 63.11 | -1.47% | 4.98万 | 3.13亿 | | 603688 | 石英股份 | 39.31 | -0.61% | - 14.02万 | 5.48 Z | | 603612 | 索通发展 | 26.74 | 1.21% | 1 26.63万 | 6.99亿 | | 301071 | 力量钻石 | 38.81 | 1.41% | 12.77万 | 4.90 Z | | 920675 | 秉扬科技 | 10.54 | 1.64% | 3.96万 | 4129.54万 | | 603826 | 坤彩科技 | 17.77 | 2.07% | 6.03万 | 1.07亿 | | 920832 | 齐鲁华信 | 7.77 | 2.24% | 2.19万 | 1687.72万 | | 920719 | 宁新新材 ...

证券之星消息，1月7日非金属材料板块较上一交易日上涨1.18%，索通发展领涨。当日上证指数报收于 4085.77，上涨0.05%。深证成指报收于14030.56，上涨0.06%。非金属材料板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | | 成交额(元) | | --- | --- | --- | --- | --- | --- | --- | | 603612 | 索通发展 | 26.61 | 3.06% | | 33.52万 | 8.92亿 | | 688300 | 联瑞新材 | 65.70 | 2.02% | | 9.39万 | 6.14亿 | | 603688 | 石英股份 | 39.66 | 1.82% | | 17.38万 | 6.86亿 | | 920675 | 秉扬科技 | 10.26 | 1.18% | | - 2.57万 | 2646.21万 | | 920832 | 齐鲁华信 | 7.55 | 0.80% | | 1.23万 | 926.47万 | | 301071 | 力量钻石 | 37.20 | 0.57% | | 9.79万 | 3.67亿 | ...

Market Overview - The non-metal materials sector increased by 2.12% on January 6, with Quartz Co. leading the gains [1] - The Shanghai Composite Index closed at 4083.67, up by 1.5%, while the Shenzhen Component Index closed at 14022.55, up by 1.4% [1] Stock Performance - Key stocks in the non-metal materials sector showed the following performance: - Quartz Co. (603688) closed at 38.95, up by 4.28% with a trading volume of 212,900 shares and a transaction value of 836 million [1] - Tianma New Materials (920971) closed at 31.85, up by 3.11% with a trading volume of 33,600 shares and a transaction value of 106 million [1] - Suotong Development (603612) closed at 25.82, up by 3.03% with a trading volume of 278,800 shares and a transaction value of 711 million [1] Capital Flow - The non-metal materials sector experienced a net inflow of 133 million from institutional investors, while retail investors saw a net outflow of 97.65 million [2] - The capital flow for key stocks is as follows: - Suotong Development had a net inflow of 69.37 million from institutional investors [3] - Quartz Co. saw a net inflow of 60.33 million from institutional investors [3] - Longgao Co. (605086) had a net inflow of 17.34 million from institutional investors [3]

证券之星消息，1月5日非金属材料板块较上一交易日上涨2.37%，索通发展领涨。当日上证指数报收于 4023.42，上涨1.38%。深证成指报收于13828.63，上涨2.24%。非金属材料板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 603612 | 索通发展 | 25.06 | 6.64% | 34.28万 | 8.51亿 | | 688300 | 联瑞新材 | 63.72 | 2.63% | 4.45万 | 2.83亿 | | 603688 | 石英股份 | 37.35 | 2.10% | 7.65万 | 2.84亿 | | 301071 | 力量钻石 | 36.58 | 2.06% | 6.42万 | 2.34亿 | | 001296 | 长江材料 | 26.76 | 1.87% | 4.57万 | 1.22亿 | | 920175 | 东方碳素 | 11.52 | 1.77% | 1.01万 | 1155.26万 | | 920675 | 秉扬科技 | 9.98 ...

Group 1 - Shandong Suotong Qihang Carbon Materials Co., Ltd. has been established with a registered capital of 460 million yuan [1] - The company's business scope includes sales of non-metallic minerals and products, graphene materials, investment activities with self-owned funds, and key technology research and development for waste heat power generation [1] - Suotong Qihang is wholly owned by Suotong Development Co., Ltd. (603612) [1] Group 2 - The company is located in Linyi County, Dezhou City, Shandong Province [2] - The business registration number is 371424200115071, and it is registered with the Linyi County Market Supervision Administration [2] - The company operates as a limited liability company with no fixed business term [2]

证券代码：603612 证券简称：索通发展 公告编号：2025-075 索通发展股份有限公司 关于 2025 年 12 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 | 嘉峪关索通预焙阳极有限公司 | | | --- | --- | --- | --- | | | 本次担保金额 | 6,850.00 万元 | | | 担保对象 一 | 实际为其提供的担保余额 | 52,600.00 | 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 | | 嘉峪关索通炭材料有限公司 | | | 本次担保金额 | 万元 10,350.00 | | | 二 | 实际为其提供的担保余额 | 63,160.00 | 万元（不含本次） | | | 是否在前期预计额度内 | 是 □否 | □不适用：_________ | ...

Group 1 - Shandong Suotong Qihang Carbon Materials Co., Ltd. has been established with a registered capital of 460 million yuan [1] - The company's business scope includes sales of non-metallic minerals and products, graphene materials, investment activities with its own funds, and key technology research and development for waste heat power generation [1] - Suotong Qihang is wholly owned by Suotong Development (603612) according to the equity penetration data from Qichacha [1]

资料显示，山东省索通启航炭材料有限公司成立于2025年12月23日，法定代表人为袁钢，注册资本 46000万人民币，公司位于德州市，石墨及碳素制品制造、石墨及碳素制品销售、标准化服务、废旧沥 青再生技术研发、炼焦、石油制品销售（不含危险化学品）、石油制品制造（不含危险化学品）、非金 属矿物制品制造、非金属矿及制品销售、石墨烯材料销售、以自有资金从事投资活动、余热发电关键技 术研发。（除依法须经批准的项目外，凭营业执照依法自主开展经营活动）。 来源：市场资讯 天眼查工商信息显示，近日，索通发展股份有限公司出资46000万元成立山东省索通启航炭材料有限公 司，持股100%，所属行业为石油、煤炭及其他燃料加工业。 ...