证券代码：300806 证券简称：斯迪克 公告编号：2026-008 江苏斯迪克新材料科技股份有限公司 关于公司高级管理人员辞职的公告 2026 年 3 月 9 日 1 冯祥清先生担任公司副总经理的原定任期至 2026 年 12 月 25 日。截至本公 告披露日，冯祥清先生未持有公司股份，不存在应履行而未履行的股份锁定承诺 事项，并已按照公司相关规定做好工作交接，其辞职不会影响公司相关工作的正 常进行。 公司及公司董事会对冯祥清先生在任职期间的辛勤工作表示衷心感谢！ 特此公告。 江苏斯迪克新材料科技股份有限公司 董事会 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假 记载、误导性陈述或重大遗漏。 江苏斯迪克新材料科技股份有限公司（以下简称"公司"）董事会于近日收 到公司副总经理冯祥清先生提交的书面辞职报告，冯祥清先生因个人原因辞去公 司副总经理职务。根据《中华人民共和国公司法》《深圳证券交易所上市公司自 律监管指引第 2 号——创业板上市公司规范运作》《公司章程》等相关规定，冯 祥清先生的辞职报告自送达董事会之日起生效，辞职后，冯祥清先生不再担任公 司任何职务。 ...

Investment Rating - The report does not explicitly provide an investment rating for the industry Core Insights - The titanium dioxide industry has initiated its first collective price increase of the year, with domestic prices rising by 500 CNY/ton and international prices by 100 USD/ton [3] - A historic disruption in the global natural gas supply chain occurred due to an attack on Qatar's energy facilities, leading to a 50% increase in European natural gas prices and an 8% rise in Brent crude oil prices [3] - The domestic tire industry shows strong competitiveness, with recommended companies including Sailun Tire, Senqilin, General Motors, and Linglong Tire [4] - The consumer electronics sector is expected to gradually recover, with a focus on upstream material companies benefiting from the recovery in the panel supply chain [4] - The report highlights the resilience of certain cyclical industries, particularly in the phosphorous chemical sector, which is supported by environmental policies limiting supply [6] Summary by Sections Chemical Sector Market Review - The Shanghai Composite Index fell by 0.93%, with the CITIC Basic Chemical Index down by 2.27% [12] - The top-performing sub-industries included synthetic resins (6.9%) and chlor-alkali (3.53%), while electronic chemicals (-7.91%) and membrane materials (-7.5%) were the worst performers [15] Key Sub-Industry Market Review Tires - Full steel tire production load in Shandong increased to 66.41%, while semi-steel tire production load reached 73.52% [52] Fertilizers - Urea prices rose to 1853.5 CNY/ton, with a production load of 93.62% [67] - Phosphate prices for monoammonium phosphate and diammonium phosphate increased to 3892.5 CNY/ton and 4381.88 CNY/ton, respectively [70] Vitamins - Vitamin A price remained stable at 60.5 CNY/kg, while Vitamin E increased by 15.65% to 66.5 CNY/kg [82] Fluorochemicals - Fluorspar prices rose to 3475 CNY/ton, with a production load of 8.07% [84] Organic Silicon - The organic silicon market is experiencing price increases due to production cuts, with DMC prices reported at 14000-14300 CNY/ton [97]

Core Viewpoint - The company, Stik, announced the release of a portion of shares pledged by its controlling shareholder, Mr. Jin Chuang, indicating a positive development in shareholder confidence and liquidity [2] Group 1 - The total number of shares released from pledge is 12,700,000 [2] - The released shares account for 8.94% of Mr. Jin Chuang's holdings and 2.80% of the company's total share capital [2]

1、本次解除质押基本情况 股东名称 是否为控股 股东或第一 大股东及其 一致行动人 本次解除质押数 量（股） 占其所持 股份比例 占公司总 股本比例 质押起始日期 解除质押日期 质权人 金闯 是 8,500,000.00 5.99% 1.88% 2025-2-27 2026-02-26 红塔证券股份有 限公司 金闯 是 4,200,000.00 2.96% 0.93% 2025-2-26 2026-02-26 红塔证券股份有 限公司 合计 - 12,700,000.00 8.94% 2.80% - - - 注：上表中若出现总数与各分项数值之和尾数不符的情况，为四舍五入原因造成。 1 证券代码：300806 证券简称：斯迪克 公告编号：2026-007 江苏斯迪克新材料科技股份有限公司 关于控股股东部分股份解除质押的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假 记载、误导性陈述或重大遗漏。 江苏斯迪克新材料科技股份有限公司（以下简称"公司"）于近日收到控 股股东金闯先生的通知，获悉其所持有公司的部分股份办理了解除质押手续，具 体事项如下： 一、股东股份解除质押的基本情况 2、股东股份 ...

Group 1 - The core announcement from the company indicates that the controlling shareholder, Jin Chuang, pledged a total of 11.8 million shares on February 24 and 25, which accounts for 8.31% of his holdings, to replace existing debt [2] - Additionally, the company reported that 7.3 million shares, representing 5.14% of the controlling shareholder's holdings, were released from pledge [2]

Group 1 - The announcement from Stik indicates that as of the date of the announcement, Jin Chuang has pledged approximately 70.57 million shares, accounting for 49.69% of his total holdings [1] - Additionally, Shi Rong has pledged a total of 7.58 million shares, which represents 31.88% of her total holdings [1] Group 2 - Over 100,000 participants overwhelmed the server to observe the bidding process of 8 real estate companies for a "racecourse," resulting in 243 rounds of bidding over 9 hours, with a total transaction value of 23.6 billion yuan [1] - A new land price record in Guangzhou has been established, with a floor price of 85,000 yuan per square meter [1]

证券代码：300806 证券简称：斯迪克 公告编号：2026-006 江苏斯迪克新材料科技股份有限公司 关于控股股东部分股份质押及解除质押的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假 记载、误导性陈述或重大遗漏。 江苏斯迪克新材料科技股份有限公司（以下简称"公司"）于近日收到控 股股东金闯先生的通知，获悉其所持有公司的部分股份办理了质押及解除质押手 续，具体事项如下： 一、股东股份质押及解除质押的基本情况 | 股东名称 | 是否为控 股股东或 第一大股 东及其一 | 本次质押数量 （股） | 占其所持 股份比例 | 占公司总 股本比例 | 质押起始 日期 | 解除质押日 期 | 质权人 | 质押用途 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | 致行动人 | | | | | | | | | 金闯 | 是 | 4,300,000.00 | 3.03% | 0.95% | 2026-02-24 | 办理解除质 押登记手续 之日 | 红塔证券 股份有限 公司 | 置换存量 债务 | | 金闯 | 是 | 7, ...

Group 1 - The company has maintained an overall equipment utilization rate of approximately 80% [2] - The production lines are characterized by flexibility and multifunctionality, allowing for product switching based on market demand [2] - The company plans to continue optimizing its product structure and expand high value-added products to further enhance utilization rates and operational efficiency [2]

Group 1: Robotics - Ningbo Huaxiang is in the final stages of development and testing for its 6-degree-of-freedom dexterous hand product [1] Group 2: AI - Kaipu Cloud has established an AI hardware carrier entity, pursuing both organic growth and external mergers and acquisitions [1] Group 3: Aerospace - A partnership has been established between Haozhi Electromechanical and Blue Arrow Aerospace [1] - Jiuding New Materials has a small market share in aerospace-related products [1] Group 4: Electronics - Beijing Junzheng currently has no plans to develop 3D SRAM [1] - Sdic's MLCC release film products have achieved full coverage among domestic customers, with overseas leading customers in the verification stage [1] - Jiuding New Materials has not engaged in electronic-grade glass fiber-related business [1] Group 5: Chemical - Dongfang Electric's pre-plated nickel material supply volume has increased compared to 2025 [1] Group 6: Satellite - Electric Science and Technology Blue Sky has an 82% participation rate in the development of the State Grid constellation satellite, with Qianfan Constellation's aerospace power supply being exclusively supplied [1] Group 7: Other - Kai Ge Precision Machinery has delivered 800G and 1.6T optical module automation assembly product lines to overseas customers [1] - Xiyes Co. anticipates that the rising price of indium in the market will have a positive impact on its performance [1] - Jiadian Co. has never released any performance forecast data for 2025 in any form [1]

Group 1 - The core viewpoint of the article is that the company has achieved full coverage of domestic customers for its MLCC release film products and is actively expanding its international market presence [1][3] - The company has successfully introduced its MLCC release film products to two Taiwanese clients and is currently in the verification phase with leading overseas customers [1] - The MLCC release film products can support the mass production of 500 to 700 layers of MLCCs, and the company is focusing on the research and development of core materials needed for ultra-high layer MLCCs [1] Group 2 - The company has been asked about stable mass production supply to domestic leading clients such as Fenghua Advanced Technology and Sanhua Group, indicating strong domestic market engagement [3] - In terms of international market expansion, inquiries have been made regarding the certification and introduction progress with global leaders like Murata [3]