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

Ticker · 300179 ISIN · CNE100001021 Shenzhen Stock Exchange Manufacturing
Open in API
Filings indexed 1,625 across all filing types
Latest filing 2019-09-02 Transaction in Own Shar…
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
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 about share repurchases and trading restrictions. The document length is short (1204 characters) and it is not a full financial report but an update on share buyback activity. Therefore, it fits the category of a Transaction in Own Shares (POS) filing, which covers company announcements about buying back its own shares.
2019-09-02 Chinese
关于公司董事股份减持计划减持时间过半的进展公告
Director's Dealing Classification · 95% confidence The document is an announcement regarding the progress of a director's shareholding reduction plan. It details the reduction in shares held by a company director, including dates, quantities, and compliance with relevant regulations. The document references specific regulations about shareholding reductions by directors and senior management and provides detailed data on the share reduction. It is not a full financial report, earnings release, or management discussion, but a specific disclosure about a director's personal share transactions. Therefore, it fits the category of Director's Dealing (DIRS). The document length is under 5,000 characters and contains detailed information about the share reduction, not just a notice of a report publication or a regulatory filing. Hence, the classification is DIRS with high confidence.
2019-08-23 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, prices, compliance with regulatory rules, and future plans for the buyback. The text references specific regulatory provisions related to share repurchases and provides detailed transactional data. The document length is short (1183 characters) but contains substantive information about the share buyback activity, not just a notice of report publication or a certification. Therefore, it fits the category of a Transaction in Own Shares (POS) filing, which covers reports of the company buying back its own shares.
2019-08-01 Chinese
关于公司部分董事、高级管理人员股份减持计划减持时间过半的进展公告
Director's Dealing Classification · 100% confidence The document is an announcement regarding the progress of shareholding reduction plans by certain directors and senior management of the company. It details the number of shares reduced, the timing, and the impact on shareholding percentages. It references compliance with relevant securities laws and stock exchange rules. There is no financial performance data, no audit information, no earnings data, no merger or acquisition details, and no report publication notice. The content focuses on insider share transactions by company directors and executives. Therefore, the document fits the category of Director's Dealing (DIRS). The document length is under 5,000 characters, but it is not merely an announcement of a report; it contains substantive information about share transactions by insiders.
2019-07-25 Chinese
关于首次回购公司股份的公告
Transaction in Own Shares Classification · 100% confidence The document is an announcement from Henan Sifangda Superhard Materials Co., Ltd. regarding the company's first repurchase of its own shares. It details the number of shares repurchased, the price range, the total amount spent, and compliance with relevant regulations. The text references the company's board and shareholder meetings approving the repurchase plan and specifies the timing and conditions of the repurchase. There is no financial statement or comprehensive report content, but rather a disclosure of a share buyback event. This fits the definition of a Transaction in Own Shares (POS) filing, which reports on the company buying back its own shares.
2019-07-16 Chinese
独立董事关于第四届董事会第十九次会议相关事项的独立意见
Board/Management Information Classification · 90% confidence The document is an independent opinion from independent directors regarding the company's 2019 half-year matters, including related party transactions, external guarantees, use of raised funds, and accounting policy changes. It references the 2019 half-year period and discusses compliance with regulatory requirements and internal controls. The document is not a full financial report but an independent opinion on specific governance and financial matters related to the interim period. It does not contain full financial statements or comprehensive financial analysis typical of an Interim/Quarterly Report (IR). Instead, it is a governance-related opinion document tied to the board's oversight functions. Therefore, it fits best under Board/Management Information (MANG), which covers announcements related to board or management matters, including independent directors' opinions and governance oversight.
2019-07-15 Chinese

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