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Jiangsu Nata Opto-electronic Material Co.,LTD — Investor Relations & Filings

Ticker · 300346 ISIN · CNE100001K48 Shenzhen Stock Exchange Manufacturing
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Filings indexed 2,072 across all filing types
Latest filing 2026-05-25 Major Shareholding Noti…
Country CN China
Listing Shenzhen Stock Exchange 300346

About Jiangsu Nata Opto-electronic Material Co.,LTD

https://www.natachem.com

Jiangsu Nata Opto-electronic Material Co.,LTD specializes in the research, development, and manufacturing of high-purity electronic materials essential for advanced manufacturing. The company's core product portfolio includes Metal Organic (MO) sources, electronic specialty gases, photoresists, and Atomic Layer Deposition (ALD)/Chemical Vapor Deposition (CVD) precursors. As a key supplier in the global optoelectronics and semiconductor sectors, it provides critical materials for the production of LEDs, integrated circuits, flat panel displays, and photovoltaic cells. Nata Opto-electronic is recognized for its technical expertise in high-purity purification and precision synthesis, particularly in the development of ArF photoresists and high-purity phosphine and arsine gases, supporting the evolution of next-generation microelectronics and high-performance optoelectronic devices.

Recent filings

Filing Released Lang Actions
关于持股5%以上股东权益变动触及1%整数倍的公告
Major Shareholding Notification Classification · 85% confidence The document is an official announcement detailing the change in shareholding by a >5% shareholder, including pre-disclosure, actual reduction amounts, before-and-after holdings, and crossing a 1% threshold. This fits the definition of a Major Shareholding Notification (MRQ).
2026-05-25 Chinese
2025年度权益分派实施公告
Notice of Dividend Amount Classification · 95% confidence The document is a formal announcement by the company’s board concerning the 2025 profit distribution (“权益分派实施公告”), detailing cash dividend per share, total amount, record and ex-dividend dates, and payment methods. This aligns precisely with “Notice of Dividend Amount” filings, which announce dividend amounts, dates, and related shareholder details. Therefore, it should be classified as DIV.
2026-05-11 Chinese
北京国枫律师事务所关于江苏南大光电材料股份有限公司2025年度股东会的法律意见书
Declaration of Voting Results & Voting Rights Announcements Classification · 95% confidence The document is a legal opinion letter issued by a law firm regarding the 2025 Annual General Meeting (AGM) of Jiangsu Nanda Optoelectronic Materials Co., Ltd. It details the legality of the meeting's convening, attendance, voting procedures, and results. The document does not contain the actual annual report or financial statements but rather certifies the validity of the AGM process and voting outcomes. The document length is 4172 characters, which is relatively short and consistent with a legal opinion or meeting-related announcement rather than a full report. The content focuses on the AGM procedures and voting results, which aligns with the category of Declaration of Voting Results & Voting Rights Announcements (DVA). Therefore, the appropriate classification is DVA.
2026-05-07 Chinese
2025年度股东会决议公告
Declaration of Voting Results & Voting Rights Announcements Classification · 95% confidence The document is a detailed announcement of the resolutions passed at the 2025 Annual General Meeting (AGM) of 江苏南大光电材料股份有限公司. It includes voting results on various proposals such as the 2025 annual report, financial statements, profit distribution plan, and other governance matters. The document also mentions the meeting procedures, attendance, and legal opinions confirming the validity of the meeting and votes. The content is focused on the official voting results and meeting resolutions rather than the full annual report or financial statements themselves. The document length is 4289 characters, which is relatively short and consistent with a voting results announcement rather than a full report. Therefore, this document fits the category of Declaration of Voting Results & Voting Rights Announcements (DVA).
2026-05-07 Chinese
中审亚太关于江苏南大光电材料股份有限公司内部控制审计报告
Audit Report / Information Classification · 100% confidence The document is an audit report issued by China Audit Asia Pacific Certified Public Accountants LLP regarding the internal control audit of Jiangsu Nanda Optoelectronic Materials Co., Ltd. for the fiscal year ending December 31, 2025. It includes detailed descriptions of the company's internal control responsibilities, the auditor's responsibilities, inherent limitations of internal control, and the auditor's opinion on the effectiveness of internal control over financial reporting. The document also contains the company's self-evaluation report on internal control for 2025, including evaluation scope, standards for identifying control deficiencies, and conclusions on the absence of significant deficiencies. The presence of an auditor's opinion on internal control effectiveness and detailed internal control evaluation aligns with the definition of an Audit Report / Information (AR). The document is substantive and exceeds 5,000 characters, containing actual audit findings and internal control assessments rather than merely announcing or referencing a report. Therefore, it should be classified as an Audit Report / Information (AR).
2026-04-09 Chinese
2025年度内部控制自我评价报告
Audit Report / Information Classification · 95% confidence The document is titled '2025 年度内部控制自我评价报告' which translates to '2025 Annual Internal Control Self-Evaluation Report'. It is issued by 江苏南大光电材料股份有限公司 and dated April 10, 2026. The content focuses on the company's internal control evaluation, including scope, methodology, findings, and conclusions about the effectiveness of internal controls over financial reporting and other operational areas. It references regulatory frameworks such as the '企业内部控制基本规范' (Basic Norms for Enterprise Internal Control) and includes detailed descriptions of internal control processes, defect classifications, and remediation status. The document is a comprehensive report on internal control self-assessment rather than a general annual report, audit report, or other filing types. It is not a brief announcement or a certification letter but a substantive report with detailed evaluation and conclusions. Therefore, it fits best under the category of Audit Report / Information (AR), which includes standalone audit reports and internal control evaluation reports that are not full annual reports.
2026-04-09 Chinese

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