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SF DIAMOND CO.,LTD. — Investor Relations & Filings

Ticker · 300179 ISIN · CNE100001021 Shenzhen Stock Exchange Manufacturing
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Filings indexed 1,625 across all filing types
Latest filing 2018-12-11 Governance Information
Country CN China
Listing Shenzhen Stock Exchange 300179

About SF DIAMOND CO.,LTD.

https://www.sf-diamond.com

SF DIAMOND CO.,LTD. specializes in the research, development, and manufacturing of superhard materials and related products. The company's core portfolio includes Polycrystalline Diamond (PCD) and Polycrystalline Cubic Boron Nitride (PCBN) cutters and blanks. These materials are engineered for high-performance applications in demanding sectors such as oil and gas exploration, coal mining, stone processing, and precision metalworking. SF Diamond focuses on providing solutions characterized by exceptional hardness, wear resistance, and thermal stability. Its products are utilized in the production of cutting tools, drill bits, and wear-resistant components for the automotive, aerospace, and energy industries. The company emphasizes technological innovation and quality control to maintain its position as a global supplier of advanced composite superhard materials.

Recent filings

Filing Released Lang Actions
董事会议事规则（2018年12月）
Governance Information Classification · 100% confidence The document is titled '董事会议事规则' which translates to 'Board Meeting Rules' or 'Rules of Procedure for the Board of Directors' of 河南四方达超硬材料股份有限公司. The content details the qualifications, duties, meeting procedures, powers, and organizational structure of the company's board of directors. It includes sections on board composition, meeting convocations, voting procedures, committees, and other governance-related rules. There is no financial data, earnings information, or regulatory filings. The document is a governance-related internal rules document for the board of directors. Therefore, it fits the category of Governance Information (CGR). The document length is over 10,000 characters, indicating it is a full document, not a brief announcement or notice.
2018-12-11 Chinese
独立董事关于公司聘任高级管理人员的独立意见
Board/Management Information Classification · 95% confidence The document is an independent opinion from independent directors regarding the appointment of senior management personnel. It references compliance with company law, stock exchange rules, and company articles, and it is focused on governance and management appointments. There is no financial data, no report publication, no voting results, and no mention of financial performance or audit. This fits the category of Board/Management Information (MANG), which covers announcements of changes in the company's board or senior management.
2018-12-11 Chinese
关于回购公司股份实施进展的公告
Transaction in Own Shares Classification · 100% confidence The document is a public announcement from a company regarding the progress of its share repurchase program. It details the number of shares repurchased, the price range, total amount spent, and references relevant regulatory rules about disclosure. The document is short (731 characters) and focuses on the update of a share buyback plan, which fits the category of a Transaction in Own Shares (POS) filing. It is not a full financial report, earnings release, or other types of filings. Therefore, the correct classification is POS.
2018-12-03 Chinese
关于控股股东股份质押的公告
Regulatory Filings Classification · 95% confidence The document is a public announcement regarding the pledge of shares by a controlling shareholder, including details about the number of shares pledged, pledge dates, and pledgee information. It is a regulatory disclosure about a shareholder's share pledge transaction, not a financial report, earnings release, or management discussion. The content fits the category of a regulatory announcement about share pledges, which is best classified under Regulatory Filings (RNS) as it does not fit more specific categories like Major Shareholding Notification (MRQ) or Transaction in Own Shares (POS) since it concerns pledged shares, not ownership changes or buybacks.
2018-12-03 Chinese
关于取得专利证书的公告
Regulatory Filings Classification · 95% confidence The document is a short announcement from a company about obtaining a new patent certificate. It includes details about the patent and its impact on the company. There is no financial data, no mention of financial results, no regulatory filings, or meeting-related information. It is a regulatory announcement about intellectual property, which does not fit into categories like Annual Report, Earnings Release, or Management Reports. It is not a report publication announcement since it does not mention any report being published or attached. The best fitting category is Regulatory Filings (RNS), which serves as a fallback for miscellaneous regulatory announcements that do not fit other categories.
2018-11-20 Chinese
关于回购公司股份实施进展的公告
Transaction in Own Shares Classification · 95% confidence The document is a public announcement from a company regarding the progress of its share repurchase program. It details the number of shares repurchased, the price range, total amount spent, and references relevant regulatory requirements for disclosure. The document is short (766 characters) and focuses on the update of a share buyback plan, which fits the category of a Transaction in Own Shares (POS) filing. It is not a full financial report, earnings release, or other types of filings. Therefore, the appropriate classification is POS with high confidence.
2018-11-01 Chinese

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