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SUNSTONE DEVELOPMENT CO., LTD - Investor Relations & Filings

Listed IPO Jul 2017
Ticker · 603612 ISIN · CNE100002R73 LEI · 655600VQT5E9S4FK9A09 Shanghai Stock Exchange Manufacturing
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Filings indexed 1,416 across all filing types
Latest filing 2025-05-12 Regulatory Filings
Country CN China
Listing Shanghai Stock Exchange 603612 · 1 venue

About SUNSTONE DEVELOPMENT CO., LTD

https://www.sun-stone.com/

Sunstone Development Co., Ltd. specializes in the research, development, and manufacturing of carbon materials, primarily serving the global primary aluminum industry. The company is a leading producer of pre-baked carbon anodes, which are essential components in the electrolytic reduction process of aluminum smelting. Its product portfolio includes high-quality pre-baked anodes, cathode blocks, and specialized carbon materials designed to enhance energy efficiency and reduce environmental impact. Sunstone operates large-scale production facilities and emphasizes technological innovation to meet international quality standards. The company provides integrated solutions for aluminum smelters, focusing on optimizing the performance and longevity of carbon products in high-temperature industrial environments.

Recent filings

Filing Released Lang Actions
索通发展股份有限公司关于参加2025年山东辖区上市公司投资者网上集体接待日活动的公告
Regulatory Filings Classification · 95% confidence The document is a short announcement (584 characters) about the company's participation in an online investor interaction event organized by regulatory and industry bodies. It mentions the date and format of the event and invites investors to participate. There is no financial data, no detailed report, no voting results, no management changes, or other regulatory filings. It is essentially a notice about an investor engagement event, not a report or detailed filing. Given the nature and length, it fits best under Regulatory Filings (RNS) as a general announcement that does not fit other categories.
2025-05-12 Chinese
索通发展股份有限公司2024年年度股东会会议资料
AGM Information Classification · 100% confidence The document is titled as "索通发展股份有限公司 2024 年年度股东会会议资料" which translates to "Sotong Development Co., Ltd. 2024 Annual General Meeting Materials." It contains detailed information about the 2024 Annual General Meeting (AGM), including meeting agenda, voting procedures, reports to be discussed such as the 2024 Annual Report, Board of Directors' work report, Supervisory Board report, profit distribution plan, and other proposals. The document is comprehensive and lengthy (15,000 characters), indicating it is the actual meeting materials rather than a brief announcement. The content is consistent with materials typically shared during an AGM to inform shareholders and facilitate discussion and voting. Therefore, this document fits the category of AGM Information (AGM-R).
2025-05-07 Chinese
索通发展股份有限公司关于召开2024年度暨2025年第一季度业绩说明会的公告
Investor Presentation Classification · 95% confidence The document is an announcement about the scheduling and details of a performance explanation meeting (业绩说明会) for the 2024 annual and 2025 first quarter results. It specifies the meeting time, location, participation method, and how investors can submit questions. It references that the 2024 annual report and 2025 first quarter report have already been published on April 23, 2025, but this document itself is not the report or the transcript of the meeting. It is a notice about the upcoming earnings explanation meeting, which is essentially an investor presentation event focused on financial results and interaction with investors. The document length is short (1544 characters), and it does not contain actual financial data or detailed analysis, only the announcement of the meeting. Therefore, it fits best under the category of Investor Presentation (IP).
2025-04-29 Chinese
索通发展股份有限公司关于2025年4月份提供担保的公告
Capital/Financing Update Classification · 95% confidence The document is a detailed announcement about guarantees provided by the company (索通发展股份有限公司) for its subsidiaries in April 2025. It includes specifics on guarantee amounts, counterparties, guarantee terms, financial data of the subsidiaries, and risk disclosures. The document is a formal public announcement related to the company's financing activities, specifically about providing guarantees for credit facilities. It does not contain a full financial report, audit report, or earnings release, nor is it a meeting presentation or voting result. The content fits best under Capital/Financing Update (CAP) as it updates on the company's financing-related guarantees and credit support activities.
2025-04-29 Chinese
索通发展股份有限公司2024年度独立董事述职报告-孙浩
Board/Management Information Classification · 95% confidence The document is titled as an "Independent Director's Annual Report" for the year 2024 by an independent director of the company. It details the director's professional background, attendance at board and committee meetings, communication with auditors, exercise of duties, and opinions on company governance and financial reporting. The content is a detailed narrative of the director's activities and assessments over the year, rather than a financial report or announcement. It is not an Annual Report (10-K), Audit Report (AR), or Management Report (MDA), but rather a formal report by an independent director on their duties and observations. This type of document is best classified under Board/Management Information (MANG), as it relates to board-level governance and management oversight information.
2025-04-22 Chinese
索通发展股份有限公司关于续聘会计师事务所的公告
Regulatory Filings Classification · 90% confidence The document is an announcement regarding the reappointment of an external audit firm (Lixin Certified Public Accountants) for the company for the fiscal year 2025. It details the audit firm's background, personnel, integrity record, and audit fees, and describes the board and audit committee's approval process. The document does not contain any actual financial statements or audit reports but is a formal announcement of the intention to reappoint the auditor pending shareholder approval. The document length is 3672 characters, which is relatively short and consistent with an announcement rather than a full audit report. Therefore, this document is best classified as an Audit Report / Information announcement (AR) because it relates to audit information but is not a full annual report or audit report itself. However, given the document is primarily an announcement of auditor reappointment and not the audit report itself, it fits best under Regulatory Filings (RNS) as a general regulatory announcement about audit firm appointment, not the audit report or annual report itself.
2025-04-22 Chinese

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