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Yantai Zhenghai Bio-Tech Co., Ltd. — Investor Relations & Filings

Ticker · 300653 ISIN · CNE100002NZ1 Shenzhen Stock Exchange Manufacturing
Open in API
Filings indexed 968 across all filing types
Latest filing 2025-04-14 Board/Management Inform…
Country CN China
Listing Shenzhen Stock Exchange 300653

About Yantai Zhenghai Bio-Tech Co., Ltd.

https://www.zhbio.com

Yantai Zhenghai Bio-Tech Co., Ltd. specializes in the research, development, production, and sale of regenerative medicine materials. The company focuses on tissue engineering and biomaterials to provide solutions for clinical repair and functional reconstruction. Its core product portfolio includes the Heal-All oral repair membrane, absorbable hard cerebral (spinal) membrane patches, and skin repair membranes. These products are widely utilized in stomatology, neurosurgery, and orthopedics. The company leverages advanced processing technologies to ensure biocompatibility and safety in its medical devices. By integrating research with clinical needs, it develops innovative bone repair materials and other biological scaffolds designed to facilitate natural tissue regeneration.

Recent filings

Filing Released Lang Actions
2024年度独立董事述职报告（王辉）
Board/Management Information Classification · 95% confidence The document is titled '独立董事述职报告' which translates to 'Independent Director's Work Report' for the year 2024. It details the independent director's duties, attendance at board and committee meetings, communication with auditors, and oversight activities during the year. It does not contain financial statements or quarterly/annual financial results but rather focuses on governance and director responsibilities. This type of document is a report on board/management activities, specifically the independent director's report on their duties and performance. It is not an annual report, audit report, or earnings release. Therefore, the most appropriate classification is 'Board/Management Information' (MANG). The document length is 3571 characters, which is consistent with a detailed director report but not a full financial report.
2025-04-14 Chinese
关于使用闲置自有资金进行现金管理的公告
Capital/Financing Update Classification · 95% confidence The document is titled as an announcement regarding the use of idle self-owned funds for cash management by the company. It details the board and supervisory committee approvals, investment purpose, amount, risk control measures, and impact on daily operations. The document is an announcement of a corporate financing or capital management activity, specifically about using idle funds for cash management to increase returns. It is not a full financial report, audit, or earnings release. It is not a regulatory filing or report publication announcement since it contains substantive information about the financing decision. Therefore, the document fits best under Capital/Financing Update (CAP). The document length is 2737 characters, which is consistent with an announcement rather than a full report.
2025-04-14 Chinese
2024年年度报告摘要
Annual Report Classification · 100% confidence The document is titled as "2024 年年度报告摘要" which translates to "2024 Annual Report Summary". It contains detailed financial data for the year 2024, including revenue, net profit, assets, and shareholder information. It also includes business overview, product descriptions, market performance, and management discussion of company operations and strategy. The document is 7401 characters long, which is substantial and contains actual financial and operational data, not just an announcement or a brief summary. The presence of audited financial statements and detailed business analysis confirms it is an Annual Report. Therefore, the document fits the definition of an Annual Report (10-K). FY 2024
2025-04-14 Chinese
关于2024年度利润分配预案的公告
Notice of Dividend Amount Classification · 95% confidence The document is titled '利润分配预案公告' which translates to 'Profit Distribution Plan Announcement'. It details the company's proposed cash dividend distribution for the fiscal year 2024, including the dividend per share, total dividend amount, and the basis for calculation. It also describes the approval process by the board and supervisory committee, and states that the plan will be submitted to the shareholders' meeting for approval. The document includes financial figures such as net profit and undistributed profits, but it does not contain full financial statements or comprehensive financial analysis. The document length is 2766 characters, which is relatively short and consistent with an announcement rather than a full report. The content focuses on the dividend distribution plan and related procedural information, which fits the definition of a Notice of Dividend Amount (DIV) filing. Therefore, the appropriate classification is DIV with high confidence.
2025-04-14 Chinese
审计委员会对会计师事务所履行监督职责情况报告
Audit Report / Information Classification · 95% confidence The document is titled as a report from the Audit Committee on the supervision of the accounting firm (auditor) fulfilling its duties. It discusses the auditor's qualifications, the process of reappointment, communication about audit matters, and an overall evaluation of the auditor's performance for the 2024 fiscal year. The document references the audit committee's oversight role and the auditor's work on the annual report audit. It does not contain the full audit report or financial statements but is a supervisory report on the auditor's performance and compliance with regulations. This fits the definition of an Audit Report / Information (AR), which includes standalone audit reports and results of internal or regulatory oversight related to auditing, excluding the full Annual Report. The document length is 1686 characters, which is short but contains substantive supervisory content rather than just an announcement or certification. Therefore, the correct classification is AR with high confidence. FY 2024
2025-04-14 Chinese
2024年度独立董事述职报告（李江华）
Board/Management Information Classification · 95% confidence The document is titled '独立董事述职报告' which translates to 'Independent Director's Work Report' for the year 2024. It details the independent director's duties, attendance at board and committee meetings, communication with auditors, oversight of internal controls, and protection of shareholder interests. The content focuses on the independent director's role and activities rather than financial results or audit opinions. The document length is 3300 characters, which is relatively short and more of a report or statement by the independent director rather than a full financial or audit report. It does not contain financial statements or audit results, so it is not an Annual Report (10-K), Audit Report (AR), or Interim Report (IR). It is also not a regulatory filing or announcement. The document fits best under the category of Board/Management Information (MANG) as it relates to the independent director's report on their duties and activities within the board structure.
2025-04-14 Chinese

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