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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 2017-03-22 Report Publication Anno…
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
2016年度报告披露提示性公告
Report Publication Announcement Classification · 95% confidence The document is a short announcement (518 characters) indicating that the company's 2016 Annual Report and its summary have been disclosed on a regulatory website. It explicitly states the report is available for investors to review and does not contain the full report or detailed financial data itself. This fits the pattern of a Report Publication Announcement (RPA) rather than the Annual Report (10-K) itself.
2017-03-22 Chinese
关于公司内部控制鉴证专项审核报告
Audit Report / Information Classification · 95% confidence The document is titled as an "内部控制鉴证专项审核报告" (Internal Control Special Audit Report) for the fiscal year ending December 31, 2016, issued in 2017. It includes detailed auditor responsibilities, management responsibilities, internal control evaluation scope, methodology, and conclusions about the effectiveness of internal controls related to financial reporting. The document is a standalone audit report focusing on internal control effectiveness, not a full annual report or interim financial statement. It does not announce or reference the publication of another report but contains substantive audit content and conclusions. Therefore, it fits the category of Audit Report / Information (AR). The document length (6085 characters) supports it being a full report rather than a brief announcement. FY 2016
2017-03-22 Chinese
关于计提资产减值准备的公告
Regulatory Filings Classification · 95% confidence The document is an announcement from a company regarding the provision for asset impairment, including details on bad debt provision, inventory write-downs, and goodwill impairment. It includes specific amounts, reasons, and independent opinions from directors and audit committees. The document is relatively short (2186 characters) and focuses on a specific accounting action rather than a full financial report. It does not contain comprehensive financial statements or a full annual or interim report. It is not a certification or a simple announcement of a report publication. This type of document is best classified as a Regulatory Filing (RNS) because it is a regulatory announcement about accounting provisions and does not fit into other more specific categories like Annual Report, Interim Report, or Audit Report. Therefore, the appropriate classification is Regulatory Filings (RNS).
2017-03-22 Chinese
2016年年度报告
Annual Report Classification · 100% confidence The document is titled as the '2016 Annual Report' of 河南四方达超硬材料股份有限公司, dated March 2017. It contains detailed sections typical of an annual report, including company overview, financial data for the full fiscal year 2016, management discussion and analysis, business overview, financial indicators, and notes on governance and risk factors. The length is substantial (15,000 characters), and it includes comprehensive financial and operational data, not just an announcement or summary. There is no indication that this is a certification, proxy, or other type of filing. Therefore, this document fits the definition of an Annual Report (10-K). FY 2016
2017-03-22 Chinese
关于公司募集资金存放和实际使用情况的专项审核报告
Audit Report / Information Classification · 95% confidence The document is a specialized audit report on the annual storage and actual use of raised funds by Henan Sifangda Superhard Materials Co., Ltd. It includes detailed financial data on fundraising amounts, usage, balances, and compliance with regulatory guidelines. The document is issued by a certified public accountant and provides an audit opinion on the company's management report regarding fundraising usage for the year 2016. It is not a full annual report but a standalone audit verification report focused on fundraising usage. This matches the definition of an Audit Report / Information (AR). The document length is sufficient and contains substantive financial data and audit conclusions, confirming it is not merely an announcement or certification letter. Therefore, the correct classification is AR with high confidence. FY 2016
2017-03-22 Chinese
独立董事2016年度述职报告（李树盛）
Board/Management Information Classification · 95% confidence The document is titled as an "Independent Director 2016 Annual Report" and is a detailed report by an independent director on their duties and activities during the year 2016. It includes attendance at board meetings, opinions on various board resolutions, committee work, and efforts to protect investor rights. The content is a narrative report on governance and director responsibilities rather than a financial report or announcement. It does not contain financial statements or earnings data, nor is it a brief announcement or certification. This fits best under Board/Management Information (MANG), which covers announcements or reports related to board members and senior management activities.
2017-03-22 Chinese

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