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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 2020-01-08 Earnings Release
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
2019年年度业绩预告
Earnings Release Classification · 95% confidence The document is a 2019 annual performance forecast (业绩预告) for Henan Sifangda Superhard Materials Co., Ltd. It provides estimated financial results for the full year 2019, including net profit growth percentages and explanations for performance changes. It explicitly states that the forecast is unaudited and that detailed financial data will be disclosed in the 2019 annual report. The document is short (1372 characters) and serves as a preliminary earnings forecast rather than a full financial report. This fits the definition of an Earnings Release (ER), which is an initial announcement of quarterly or periodical financial results with key highlights only. FY 2019
2020-01-08 Chinese
关于回购股份注销完成暨股份变动的公告
Transaction in Own Shares Classification · 100% confidence The document is an official announcement from a company regarding the completion of a share repurchase and cancellation, including details on the number of shares repurchased, the impact on total share capital, and compliance with relevant laws and regulations. It specifically discusses the repurchase and cancellation of shares, changes in share capital, and the subsequent impact on the company's shareholding structure. The document is relatively short (2086 characters) and focuses on the share repurchase and cancellation event rather than providing financial statements or detailed financial analysis. This matches the description of a Transaction in Own Shares (POS) filing, which reports on the company's buyback or sale of its own shares. Therefore, the correct classification is POS.
2020-01-03 Chinese
关于股份回购结果暨股份变动的公告
Transaction in Own Shares Classification · 100% confidence The document is a detailed announcement regarding the completion of a share repurchase program by the company 河南四方达超硬材料股份有限公司. It includes specifics about the repurchase plan, implementation dates, number of shares repurchased, compliance with regulations, impact on the company, and subsequent shareholding changes. The text explicitly discusses the repurchase of shares, the total amount spent, and the effect on registered capital. There is no indication that this is a full financial report, earnings release, or management discussion. The document is not a brief announcement of a report publication but a substantive disclosure about share repurchase activity. Therefore, it fits the category of Transaction in Own Shares (POS), which covers reports of the company buying back or selling its own shares (share repurchase/issuance). The document length (3229 characters) and content confirm it is a full announcement, not just a brief notice or certification.
2019-12-26 Chinese
关于控股股东质押本公司股份以及部分股份解除质押的补充更正公告
Share Issue/Capital Change Classification · 95% confidence The document is a public announcement regarding the pledge and release of shares by the controlling shareholder and related parties. It includes detailed tables about share pledges, release dates, pledgees, and the proportion of shares involved. The content focuses on shareholding changes related to pledges and does not contain financial statements, earnings data, or management discussion. It is not a full financial report, earnings release, or management report. The document is a regulatory announcement about share pledging activities, which fits the category of Share Issue/Capital Change (SHA) as it relates to changes in the company's capital structure through share pledging and release. The document length is 2225 characters, which is consistent with an announcement rather than a full report. Therefore, the appropriate classification is SHA.
2019-12-03 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, prices, compliance with regulatory rules, and future intentions to continue the buyback. The text references specific regulatory provisions related to share repurchases and provides detailed transactional data. The document length is relatively short (1202 characters), but it contains substantive information about the share buyback activity, not just a notice of an upcoming report or a certification. Therefore, it is not a report publication announcement or a regulatory filing. The content clearly fits the category of a Transaction in Own Shares (POS), which covers reports of the company buying back its own shares.
2019-12-02 Chinese
关于控股股东质押本公司股份以及部分股份解除质押的公告
Major Shareholding Notification Classification · 100% confidence The document is a public announcement from a company regarding the pledge and release of shares by its controlling shareholder. It details the number of shares pledged, dates, pledgees, and proportions of shares involved. There is no financial performance data, no mention of annual or quarterly reports, no management discussion, no earnings data, and no regulatory certifications. The content focuses solely on share pledge transactions by a major shareholder. This fits the definition of a Major Shareholding Notification (MRQ), which covers notifications of changes in significant share ownership levels or related share transactions by major shareholders.
2019-12-02 Chinese

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