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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 2012-03-20 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
2012年度第一季度业绩预告
Earnings Release Classification · 95% confidence The document is titled as a '2012年度第一季度业绩预告' which translates to '2012 First Quarter Earnings Forecast'. It provides estimated financial performance for the first quarter of 2012, including expected net profit growth and reasons for the change. It explicitly states that the forecast is preliminary and unaudited, and that detailed actual data will be disclosed in the official first quarter report later. The document is short (895 characters) and serves as an earnings forecast announcement rather than a full financial report. Therefore, it fits the category of an Earnings Release (ER), which is the initial announcement of quarterly financial results or forecasts. Q1 2012
2012-03-20 Chinese
独立董事对相关事项的独立意见
Audit Report / Information Classification · 95% confidence The document is an independent opinion report from the independent directors of 河南四方达超硬材料股份有限公司 regarding several matters related to the company's 2011 fiscal year, including related party transactions, internal control self-evaluation, use of raised funds, and appointment of the financial audit firm for 2012. It references regulatory guidelines and compliance with laws and stock exchange rules. The document is about the independent directors' opinions on these matters rather than the full annual report or audit report itself. The length is about 2000 characters, which is relatively short and consistent with an opinion or certification document rather than a full report. It does not contain full financial statements or detailed financial data but rather opinions and confirmations on specific issues. This fits best with the category of Audit Report / Information (AR), which includes standalone audit reports, applied accounting principles, and related independent opinions, excluding full annual reports. Therefore, the classification is AR with high confidence. FY 2011
2012-03-20 Chinese
独立董事2011年度述职报告（叶树华）
Management Reports Classification · 95% confidence The document is an independent director's annual duty report for the year 2011 from a Chinese listed company. It details the director's attendance at board and shareholder meetings, independent opinions on various company matters including internal controls, related party transactions, audit firm appointment, use of raised funds, remuneration, board elections, and protection of investor rights. The content is a detailed management report on governance and oversight activities during the fiscal year, rather than a financial statement or audit report. It is not a full annual report (10-K), audit report (AR), or earnings release (ER). It is not a simple announcement or certification but a substantive report on management and governance activities. Therefore, the best fitting category is Management Reports (MDA).
2012-03-20 Chinese
2011年年度报告摘要
Annual Report Classification · 95% confidence The document is titled '2011 年年度报告摘要' which translates to '2011 Annual Report Summary' for 河南四方达超硬材料股份有限公司. It contains detailed financial data for the year 2011, including income, profit, assets, liabilities, shareholder information, management discussion and analysis, and other comprehensive financial and operational details. The document mentions an audit report with an unqualified opinion, typical for annual reports. The length is substantial (15,000 characters), and it is not a brief announcement or a certification. The content aligns with a full annual report rather than a summary announcement or other filing types. Therefore, the document is classified as an Annual Report (10-K). FY 2011
2012-03-20 Chinese
关于通过高新技术企业复审的公告
Regulatory Filings Classification · 95% confidence The document is a short announcement from a company about passing a high-tech enterprise review and receiving a certificate, which grants tax benefits for a certain period. It does not contain financial statements, detailed financial data, or management discussion. It is an official company announcement about a regulatory or certification event, not a financial report or detailed filing. The document length is only 569 characters, indicating it is a brief announcement. Therefore, it fits best under Regulatory Filings (RNS), which is the fallback category for miscellaneous regulatory announcements that do not fit other specific categories.
2012-02-17 Chinese
国泰君安证券股份有限公司关于公司部分限售股解禁的核查意见
Regulatory Filings Classification · 95% confidence The document is a verification opinion from Guotai Junan Securities regarding the unlocking of restricted shares of Henan Sifangda Superhard Materials Co., Ltd. It discusses the number of shares, shareholders involved, compliance with regulations, and the approval for these shares to be listed and circulated. The content focuses on the lifting of restrictions on certain shares and the related compliance and verification by the sponsor institution. This type of document is typically a regulatory filing related to share unlocking and compliance verification, not a full financial report or earnings release. It does not contain financial statements or management discussion but is a formal verification opinion related to share circulation. Therefore, it fits best under Regulatory Filings (RNS). The document length is under 5,000 characters and is a formal opinion rather than a report itself, so it is not a report publication announcement (RPA).
2012-02-13 Chinese

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