Skip to main content
SF DIAMOND CO.,LTD. logo

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 2020-04-09 Regulatory Filings
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
北京市华城律师事务所关于公司第一期员工持股计划之法律意见书
Regulatory Filings Classification · 95% confidence The document is a legal opinion letter issued by a law firm regarding the first employee stock ownership plan (ESOP) of Henan Sifangda Superhard Materials Co., Ltd. It extensively discusses the legal compliance, procedures, and regulatory framework related to the employee stock ownership plan, referencing Chinese company law, securities law, and specific regulatory guidelines for employee stock ownership plans. The document is not a financial report, earnings release, or management discussion but a legal opinion on a specific corporate action (employee stock ownership plan). It is not an announcement of voting results or a proxy statement but a detailed legal opinion letter. This type of document fits best under the category of Regulatory Filings (RNS), as it is a compliance/legal document related to corporate governance and regulatory requirements but does not fit into other more specific categories like MANG or DEF 14A. The document length (8076 characters) and content confirm it is a full legal opinion, not a brief announcement or certification. Therefore, the classification is Regulatory Filings (RNS) with high confidence.
2020-04-09 Chinese
关于召开2019年度股东大会的通知
AGM Information Classification · 95% confidence The document is a detailed notice about the convening of the 2019 Annual General Meeting (AGM) of 河南四方达超硬材料股份有限公司. It includes information about the meeting date, agenda items to be discussed and voted on (such as the 2019 annual report, financial statements, profit distribution plan, reappointment of auditors, stock repurchase, employee stock ownership plans, and amendments to the company charter), voting procedures, registration details, and proxy forms. The document does not contain the actual annual report or financial statements but rather serves as an official announcement and invitation to shareholders to attend and vote at the AGM. This matches the definition of AGM Information (AGM-R), which covers presentations and materials shared during the Annual General Meeting. The document length is about 4969 characters, which is consistent with a detailed AGM notice rather than a full annual report or other filings. Therefore, the correct classification is AGM Information (AGM-R).
2020-03-25 Chinese
关于公司高级管理人员辞职的公告
Board/Management Information Classification · 100% confidence The document is an announcement regarding the resignation of a senior management member (the vice general manager) of the company. It details the resignation, shareholding, and related commitments of the individual. There is no financial data, no report attached or referenced as being published, and no mention of other report types. This fits the definition of Board/Management Information (MANG), which covers announcements of changes in senior management.
2020-03-25 Chinese
关于2018年限制性股票激励计划首次授予部分限制性股票第二个解锁期解锁上市流通的提示性公告
Share Issue/Capital Change Classification · 95% confidence The document is a detailed announcement regarding the unlocking and listing of restricted shares under the company's 2018 restricted stock incentive plan. It includes specifics about the number of shares unlocked, the conditions met for unlocking, approvals by the board and shareholders, and the impact on share structure. It also references meetings, legal opinions, and compliance with regulatory requirements. The content focuses on the unlocking and circulation of restricted stock, which is a capital structure event related to share issuance and changes in share availability. This is not a full financial report, earnings release, or management discussion, but rather a formal announcement about share capital changes due to stock incentive plan unlocking. Therefore, the most appropriate classification is Share Issue/Capital Change (SHA). The document length and detail confirm it is not a brief announcement or a simple regulatory filing, but a substantive disclosure about capital changes.
2020-03-24 Chinese
关于取得专利证书的公告
Regulatory Filings Classification · 95% confidence The document is a company announcement regarding the acquisition of patent certificates. It details the number and types of patents obtained, their application in production, and the impact on the company. There is no financial data, no mention of financial results, no regulatory certifications, or meeting-related materials. The document is a formal announcement of a corporate event (patent acquisition) rather than a financial report or regulatory filing. It does not fit into categories like Annual Report, Earnings Release, or Management Reports. It is also not a regulatory filing or certification. The best fitting category is Regulatory Filings (RNS) as a general announcement that does not fit other specific categories.
2020-03-17 Chinese
关于部分董事减持计划实施完成的公告
Director's Dealing Classification · 100% confidence The document is an official announcement from a company regarding the completion of a share reduction plan by a director named Yan Xiaoping. It details the number of shares reduced, the method of reduction, the timing, and the compliance with pre-disclosed plans. It also includes the company's response to the violation of the reduction plan and an apology statement from the director. The content focuses on insider share transactions by a company director, which fits the definition of 'Director's Dealing' filings. The document is not a financial report, earnings release, or regulatory filing of another type, but specifically reports on a director's personal share transactions.
2020-03-16 Chinese

Browse filings by year

16 years

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.