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

Ticker · 300653 ISIN · CNE100002NZ1 Shenzhen Stock Exchange Manufacturing
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Filings indexed 970 across all filing types
Latest filing 2021-02-03 Major Shareholding Noti…
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
简式权益变动报告书
Major Shareholding Notification Classification · 100% confidence The document is titled as a "简式权益变动报告书" which translates to a "Simplified Equity Change Report." It details the changes in shareholding by an individual shareholder (秘波海) in 烟台正海生物科技股份有限公司, including the number of shares held before and after the change, the methods of share reduction, and compliance with relevant securities laws and regulations. The document includes detailed disclosures about the shareholder's holdings, the percentage change, and the legal basis for the report. This type of document corresponds to a Major Shareholding Notification, which reports changes in significant share ownership levels crossing thresholds. The document is about a 5% reduction in shareholding, which is a typical threshold for such notifications. It is not an annual report, earnings release, or any other type of report but specifically a notification of shareholding changes.
2021-02-03 Chinese
关于披露简式权益变动报告书的提示性公告
Major Shareholding Notification Classification · 95% confidence The document is titled as a "简式权益变动报告书提示性公告" which translates to a "Simplified Equity Change Report Notice". It details the reduction in shareholding by a major shareholder, including specific dates, share quantities, and percentages. The document explicitly states it is a notice about the equity change report and includes tables showing shareholding before and after the change. There is no indication of financial statements or broader company performance data. The focus is on the change in share ownership by a significant shareholder, which aligns with the definition of Major Shareholding Notification (MRQ). The document length is short (1447 characters), and it is a direct announcement of shareholding changes, not a full report or other type of filing. Therefore, the correct classification is MRQ with high confidence.
2021-02-03 Chinese
关于医疗器械注册证变更的公告
Regulatory Filings Classification · 95% confidence The document is a short announcement (882 characters) about a change in the medical device registration certificate, specifically a product name change. It includes a table with registration details and a statement about the impact on the company. There are no financial statements, no detailed financial data, no earnings or management discussion, and no mention of regulatory filings or certifications. The document is an official announcement regarding a regulatory change related to product registration, not a financial report or detailed regulatory filing. It fits best under Regulatory Filings (RNS) as a general regulatory announcement that does not fit other specific categories.
2021-02-01 Chinese
关于变更医疗器械生产许可证的公告
Regulatory Filings Classification · 95% confidence The document is an official announcement from the company about the change of its medical device production license, including details such as the new address, license number, issuing authority, and validity period. It is a regulatory announcement about a license change, not a financial report, earnings release, or management information. The document is short (958 characters) and serves as a formal notification to the market. It does not contain financial data, management discussion, or voting results. Therefore, it fits best under Regulatory Filings (RNS), which is the fallback category for miscellaneous regulatory announcements that do not fit other specific categories.
2021-01-20 Chinese
广发证券股份有限公司关于公司2020年持续督导培训工作报告
Regulatory Filings Classification · 95% confidence The document is titled as a "2020 Year Continuous Supervision Training Work Report" by a sponsoring institution (广发证券股份有限公司) for a listed company (烟台正海生物科技股份有限公司). It details a training session held on December 29, 2020, covering regulatory updates such as the new Securities Law, refinancing regulations, and Shenzhen Stock Exchange rules. The content focuses on training and regulatory compliance education for company directors, supervisors, senior management, and controlling shareholders. The document is relatively short (1410 characters) and does not contain financial statements or detailed financial analysis. It is a report on a training activity related to regulatory compliance and supervision rather than a financial report, management change, or shareholder meeting material. Therefore, it does not fit categories like Annual Report, Interim Report, Earnings Release, or Board/Management Information. It is also not a regulatory filing or announcement of a report but a standalone report on a training event. Given the specific nature of the document as a "training work report," it best fits under Regulatory Filings (RNS) as a miscellaneous regulatory-related report that does not fit other categories.
2021-01-06 Chinese
广发证券股份有限公司关于公司2020年持续督导定期现场检查报告
Audit Report / Information Classification · 95% confidence The document is titled as a "持续督导定期现场检查报告" (Continuous Supervision Periodic On-site Inspection Report) for the year 2020 by a sponsoring securities company regarding a listed company. It details the on-site inspection of corporate governance, internal control, information disclosure, use of raised funds, performance, and other compliance matters. The document is a regulatory compliance inspection report rather than a financial report like an annual or interim report. It does not contain financial statements or earnings data but focuses on regulatory supervision and compliance checks. The document length is 3513 characters, which is relatively short and consistent with a regulatory or audit type report. This fits best with the Audit Report / Information (AR) category, which includes standalone audit reports and regulatory stress test results, excluding full annual reports. Therefore, the classification is AR with high confidence. FY 2020
2021-01-06 Chinese

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