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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 1,626 across all filing types
Latest filing 2011-09-08 Board/Management Inform…
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
独立董事关于董事会换届选举暨第二届董事会董事候选人提名的独立意见
Board/Management Information Classification · 95% confidence The document is an independent opinion from independent directors regarding the nomination of candidates for the second board of directors following the expiration of the first board's term. It references compliance with company law, company articles, and regulatory guidelines related to board elections and independent director qualifications. The document is focused on board/management changes and nominations rather than financial results or other report types. The length is short and it is a formal opinion related to board nominations, which fits the category of Board/Management Information (MANG).
2011-09-08 Chinese
关于选举产生第二届监事会职工监事的公告
Board/Management Information Classification · 95% confidence The document is an announcement regarding the election of employee supervisors to the company's supervisory board. It includes details about the elected individuals and their qualifications. There is no financial data, no mention of annual or interim reports, no discussion of financial results, no mention of dividends, no legal proceedings, no capital changes, and no merger or acquisition activity. The document is about board/management information specifically related to the supervisory board composition. Therefore, it fits best under the category of Board/Management Information (MANG). The document length is short and it is a direct announcement, not a report publication or certification.
2011-09-08 Chinese
关于召开2011第一次临时股东大会的通知
Proxy Solicitation & Information Statement Classification · 95% confidence The document is a detailed notice for the 2011 first extraordinary general meeting (临时股东大会) of Henan Sifangda Superhard Materials Co., Ltd. It includes information about the meeting date, agenda items (such as use of funds, board and supervisory committee elections), registration procedures, and proxy forms. The document does not contain financial statements or results but is an announcement of a shareholder meeting and its agenda. It is not a report like an annual or interim report, nor is it a voting result announcement. Given the content and length (4133 characters), it is a formal meeting notice. Therefore, the document fits best into the category of Proxy Solicitation & Information Statement (PSI), which covers materials sent to shareholders to provide information and request votes for meetings.
2011-09-08 Chinese
第一届监事会第九次会议决议公告
Board/Management Information Classification · 95% confidence The document is an announcement of the resolution from the first session of the Supervisory Board's ninth meeting of Henan Sifangda Superhard Materials Co., Ltd. It details the nomination and election process for the second Supervisory Board members, including candidate resumes and voting results. There is no financial data, audit information, or report publication mentioned. The content focuses on board/management changes, specifically the nomination and election of supervisory board members. Therefore, it fits the category of Board/Management Information (MANG). The document length is short and it is not a report or announcement of a report publication, so it is not RPA or RNS.
2011-09-08 Chinese
第一届董事会第十二次会议决议公告
Board/Management Information Classification · 95% confidence The document is an announcement of resolutions from the 12th meeting of the first board of directors of Henan Sifangda Superhard Materials Co., Ltd. It includes details about the nomination of candidates for the second board of directors, voting results, and the scheduling of an extraordinary general meeting. The content focuses on board member nominations, election procedures, and meeting notices rather than financial data or audit results. There is no financial statement or detailed financial analysis present. The document is a formal announcement related to board/management changes and governance matters. Therefore, it fits best under the category of Board/Management Information (MANG). The document length is about 5007 characters, which is sufficient for a detailed announcement but does not contain financial reports or earnings data. Hence, the classification is MANG with high confidence.
2011-09-08 Chinese
关于公司技术中心被认定为省级企业技术中心及公司获批建设河南省工程技术研究中心的公告
Regulatory Filings Classification · 95% confidence The document is a company announcement regarding the recognition of the company's technology center as a provincial-level enterprise technology center and approval for construction of a provincial engineering technology research center. It references official documents from provincial government bodies and highlights the benefits of these recognitions. The content is an official announcement about technical center recognition and approvals, not a financial report, management change, or other specific filing types. It is a regulatory announcement about company status and approvals, fitting best under Regulatory Filings (RNS). The document is short and does not contain financial data or detailed report content, so it is not an Annual Report or similar. Therefore, the classification is Regulatory Filings (RNS) with high confidence.
2011-09-02 Chinese

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