Industry Investment Rating - The industry investment rating is "Outperform" and is maintained [2] Core Views - The report highlights the need to prevent disorderly competition and encourages companies to enhance product quality while promoting the orderly exit of outdated production capacity. Focus areas include silicon materials, coal chemical, and chlor-alkali chemical sectors, with price increases expected in potassium fertilizers, phosphorus fertilizers, active dyes, and pesticides [5][6] Summary by Sections Industry Overview - The closing index for the industry is at 3518.55, with a 52-week high of 3564.08 and a low of 2687.54 [2] - The basic chemical sector experienced a weekly change of +0.80%, underperforming the CSI 300 index, which had a weekly change of +1.54% [6][19] Stock Performance - Notable stock price increases include: - Kaimete Gas: +27.46% - Kete Biology: +21.90% - Jiuri New Materials: +21.01% [7][20] - Significant stock price decreases include: - Tiansheng New Materials: -15.80% - Jinji Co.: -15.34% - Xinyaqiang: -14.41% [8][21] Commodity Price Movements - Key commodities with price increases include: - Dichloropropane-white material: +8.82% - Isobutyraldehyde: +7.20% - TDI: +7.02% [9][23] - Key commodities with price decreases include: - Liquid chlorine: -86.51% - Chick seedlings: -47.31% - Meta-cresol: -9.09% [10][26] Investment Recommendations - The report suggests focusing on opportunities in silicon materials, coal chemical, and chlor-alkali chemical sectors while monitoring price trends in fertilizers and pesticides [5][6]

Investment Rating - The industry investment rating is "Outperform the Market" (maintained) [2] Core Viewpoints - The report highlights the recovery in demand for photoinitiators driven by the continuous growth in the downstream PCB industry, with various grades of photoinitiators seeing price increases [5] - The global PCB market is expected to recover, with a projected total output value of USD 73.57 billion in 2024, reflecting a year-on-year growth of 5.8% [5] - The concentration of production capacity in the photoinitiator industry is increasing, leading to a more favorable supply-side environment for leading companies [5] Summary by Relevant Sections Market Performance - The report indicates a significant price increase for various grades of photoinitiators, with the 907 grade price at CNY 88/kg, up 19% year-to-date [5] Demand Side - The demand for photoinitiators is driven by their critical role in photopolymerization systems, with applications in various sectors including electronics, coatings, and healthcare [5] - The global PCB market value was USD 81.74 billion in 2022, declining to USD 69.52 billion in 2023, but is expected to rebound in 2024 [5] Supply Side - China is the world's largest producer and exporter of photoinitiators, with a significant portion of global production capacity concentrated in leading firms [5] - The report notes that leading companies are expanding their production capacities, while weaker firms may face elimination as industry concentration increases [5] Recommendations - The report suggests focusing on companies such as Jiu Ri New Materials, Yangfan New Materials, and Strongly New Materials as potential investment opportunities [5]

Core Viewpoint - The 2025 TrendBank Lithography Industry Conference aims to address the challenges and advancements in lithography technology, materials, and equipment, focusing on enhancing domestic capabilities and self-sufficiency in the semiconductor industry [42][41]. Group 1: Conference Overview - The conference will take place on July 9-10, 2025, at the Sheraton Hotel in Hefei, Anhui [36]. - It will feature over 20 speakers from the lithography industry, covering advanced lithography technologies, photoresists, and wet electronic chemicals [33]. - The event aims to foster collaboration between academia, research institutions, and industry to accelerate technological innovation and enhance the competitiveness of the lithography sector [41][32]. Group 2: Key Topics and Challenges - The conference will discuss the current state and technological bottlenecks of domestic photoresists and wet electronic chemicals, emphasizing the need for innovation to improve self-sufficiency [32][40]. - Challenges in the lithography industry include low domestic self-sufficiency rates for high-end photoresists, reliance on imports for certain high-purity chemicals, and difficulties in the precision manufacturing of masks [40][41]. - The event will also explore the critical issues surrounding the localization of lithography equipment, particularly the high-end EUV lithography machines, which are currently dominated by foreign manufacturers [40][41]. Group 3: Featured Speakers and Sessions - Tang Hongying, head of the Semiconductor Division at Tianjin Jiu Ri New Materials Co., will present on the theme of "Domestic Photoresist Localization - Jiu Ri's Progress" [2][4]. - The conference will include specialized forums on advanced lithography technologies, photoresists, and materials and equipment, providing a comprehensive overview of the industry [32][33]. - Notable sessions will cover topics such as the development trends of advanced packaging materials and the characterization of IC photoresists [19][25].

Core Viewpoint - The 2025 TrendBank (Fifth) Lithography Industry Conference will be held on July 9-10, 2025, in Hefei, focusing on advancements in lithography technology and the challenges faced by the domestic semiconductor industry [29][41]. Group 1: Conference Overview - The conference will feature over 20 speakers from the lithography industry, covering advanced lithography technologies, photoresists, wet electronic chemicals, and lithography equipment [32]. - The event aims to promote deep integration of industry, academia, and research, enhancing communication and collaboration among domestic research institutions, universities, and enterprises [41][42]. - The conference will address the current state of domestic lithography materials, including challenges in localization and technology bottlenecks [31][40]. Group 2: Key Discussions - A roundtable forum will discuss the impact of US-China political and tariff conflicts on domestic semiconductor materials, equipment, and technological innovation [10]. - The forum will also explore the ability of Chinese companies to meet high-barrier, low-market-share domestic demands for materials and equipment in light of recent supply chain disruptions [10]. - Discussions will include the challenges of developing photoresist materials for advanced packaging technologies and the implications of heterogeneous integration on product development [10]. Group 3: Industry Challenges - The domestic lithography industry faces significant challenges, including low self-sufficiency rates in high-end photoresists and reliance on imports for certain high-purity electronic chemicals [40]. - The manufacturing technology for high-precision masks is complex, with key raw materials primarily imported, which poses risks to supply stability [40]. - The high-end lithography equipment market is dominated by foreign companies, creating a "bottleneck" in the domestic semiconductor industry's development [40].

截至 2025 年 7 月 2 日，公司已将上述暂时补充流动资金的人民币 25,050.00 万元全部归还至募集资金专户，并将上述募集资金的归还情况通知了公司的保荐 机构及保荐代表人。 证券代码：688199 证券简称：久日新材 公告编号：2025-038 天津久日新材料股份有限公司（以下简称公司）于 2024 年 7 月 5 日召开第 五届董事会第十三次会议、第五届监事会第十二次会议，分别审议并通过了《关 于使用部分闲置募集资金暂时补充流动资金的议案》，同意公司在确保不影响募 集资金投资项目实施及募集资金使用的情况下，使用最高额度不超过人民币 30,000.00 万元（含 30,000.00 万元）的闲置募集资金暂时补充流动资金，使用 期限为自公司董事会审议通过之日起不超过 12 个月。具体内容详见公司于 2024 年 7 月 6 日在上海证券交易所网站（www.sse.com.cn）披露的《天津久日新材料 股份有限公司关于使用部分闲置募集资金暂时补充流动资金的公告》（公告编号： 2024-041）。 根据上述决议，公司在规定期限内实际使用了人民币 25,050.00 万元闲置募 集资金暂时补充流动资金，并 ...

Core Viewpoint - The company is involved in a legal dispute concerning a construction contract, with a final judgment reached in the second instance, which will not significantly impact its financial performance or operations. Summary by Sections Litigation Status - The case is currently in the second instance, with a judgment already rendered [1] - The company, through its subsidiaries, is the appellant in the case [1] Amount Involved - The amount involved in the second instance judgment is approximately 26,097,889.91 yuan, excluding additional costs related to supplementary appraisals [2] - The judgment includes a penalty of 800,000.00 yuan to be paid by the plaintiff, Nantong Changcheng Construction Group Co., Ltd. [2] Impact on Financials - The final judgment is not expected to have a significant adverse effect on the company's current or future profits, as provisions have already been made in the financial statements for 2023 and 2024 [2][6] - The company will adjust its accounting treatment based on the execution of the judgment and the results confirmed by the auditing firm [6] Basic Information on the Lawsuit - The lawsuit was initiated by Nantong Changcheng, seeking payment for construction costs and penalties totaling 20,606,460.00 yuan [2] - The company and its subsidiaries submitted a response and counterclaim in April 2022 [2] Progress of the Lawsuit - The company received a civil judgment requiring its subsidiaries to pay compensation and interest to Nantong Changcheng [4] - The judgment includes specific amounts to be paid by the subsidiaries, with interest calculated based on the prevailing market rates [4][5]

证券代码：688199 证券简称：久日新材 公告编号：2025-037 天津久日新材料股份有限公司 关于控股子公司及控股孙公司涉及诉讼的进展公告 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： 案件所处的诉讼阶段：二审已判决。 公司所处的当事人地位：天津久日新材料股份有限公司（以下简称公司） 控股子公司大晶信息化学品（徐州）有限公司（以下简称大晶信息）以及大晶信息 的全资子公司晶虹生物化学（徐州）有限公司（以下简称晶虹生物）和科利生物科 技（徐州）有限公司（以下简称科利生物）、公司的控股孙公司徐州大晶新材料科 技集团有限公司（控股子公司天津久日半导体材料有限公司的全资子公司，以下简 称大晶新材）为上诉人（原审被告、反诉原告）。 2022 年 3 月 26 日，公司控股子公司大晶信息及控股孙公司晶虹生物、科利生 物和大晶新材收到江苏省邳州市人民法院送达的关于原告南通长城以建设工程施 工合同纠纷为由起诉公司控股子公司大晶信息及控股孙公司晶虹生物、科利生物和 大晶新材的《民事起诉状》等相关材料，南通长城请求法院判 ...

Core Viewpoint - The 2025 TrendBank Lithography Industry Conference aims to address the challenges and advancements in lithography technology, materials, and equipment, focusing on enhancing domestic capabilities and self-sufficiency in the semiconductor industry [21][29][30]. Group 1: Conference Overview - The conference will take place on July 9-10, 2025, in Hefei, Anhui, at the Sheraton Hotel [20]. - It will feature over 20 speakers from the lithography industry, covering advanced lithography technologies, photoresists, and wet electronic chemicals [22]. - The event will include academic discussions and a combination of conference and exhibition formats to foster industry collaboration [23]. Group 2: Key Topics of Discussion - The conference will explore the latest research and application prospects of cutting-edge lithography technologies, including EUV, electron beam lithography, and nanoimprint [21]. - It will analyze the current state and technical bottlenecks of domestic photoresists, wet electronic chemicals, and masks, aiming to improve self-sufficiency and quality [21]. - Discussions will also focus on the challenges and solutions related to the localization of lithography equipment, including development, manufacturing processes, and market conditions [21]. Group 3: Industry Challenges - The domestic high-end photoresist self-sufficiency rate is low, with significant gaps in R&D and production technology compared to international standards [28]. - There is a reliance on imports for high-purity and specialty wet electronic chemicals, which poses supply constraints [28]. - The high-precision manufacturing technology for masks is challenging, with key raw materials primarily imported, and the rapid repair and update technology needing improvement [28]. Group 4: Strategic Importance - The lithography technology is crucial for semiconductor manufacturing, directly impacting chip performance, integration, and production costs [28]. - The conference aims to enhance the autonomous capabilities of the lithography technology and related industries in response to global geopolitical tensions affecting the semiconductor supply chain [29].

关于参与发起设立股权投资基金暨关联交易的进展公告 证券代码：688199 证券简称：久日新材 公告编号：2025-036 天津久日新材料股份有限公司 1 管理人名称：天津瑞兴投资管理有限公司 托管人名称：上海浦东发展银行股份有限公司 备案日期：2025 年 6 月 30 日 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、合作投资暨关联交易概述 天津久日新材料股份有限公司（以下简称公司）于 2025 年 2 月 27 日召开第五 届董事会第十九次会议、第五届监事会第十八次会议，审议通过《关于参与发起设 立股权投资基金暨关联交易的议案》，同意公司作为有限合伙人与天津瑞兴投资管 理有限公司（以下简称瑞兴投资）和深圳市达武创投有限公司（以下简称达武创投） 共同投资设立天津市瑞武贰号股权投资基金合伙企业（有限合伙）（以下简称瑞武 贰号）。瑞武贰号目标募集规模为 5,000.00 万元，其中公司拟认缴出资 1,900.00 万元，在瑞武贰号中占比 38.00%。具体内容详见公司于 2025 年 2 月 28 日披露于 上海证券交 ...

Group 1 - The A-share photolithography concept stocks have become active again, with Kaimeteqi hitting the daily limit up, indicating strong market interest [1] - Blue Eagle Equipment rose by 7%, reflecting positive sentiment in the sector [1] - Other companies such as Zhongci Electronics, Xuguang Electronics, and Jiuri New Materials also experienced gains, suggesting a broader rally in the photolithography-related stocks [1]