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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 963 across all filing types
Latest filing 2026-05-22 Regulatory Filings
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
关于公司医疗器械产品完成延续注册的公告
Regulatory Filings Classification · 95% confidence The document is a public announcement by a listed company regarding completion of regulatory renewal registration for a medical device product issued by the national drug regulatory authority. It contains no financial statements, no voting results, no management changes, no share transactions, and is not a formal financial or governance report. It is a general regulatory compliance announcement, falling under the fallback category for miscellaneous regulatory filings.
2026-05-22 Chinese
2025年年度权益分派实施公告
Notice of Dividend Amount Classification · 92% confidence The document is an official announcement detailing the implementation of the 2025 annual equity distribution (cash dividend per 10 shares), including record date, ex-dividend date, dividend amount, payment arrangements, and related parameters. It does not present full financial statements or operational results but specifically focuses on dividend distribution details, fitting the definition of a Notice of Dividend Amount (DIV).
2026-05-20 Chinese
关于参加2026年山东辖区上市公司投资者网上集体接待日活动的公告
Regulatory Filings Classification · 80% confidence The document is a corporate announcement informing investors about the company’s participation in an online investor event. It does not present financial results, governance changes, dividend notices, or reporting documents. It is a general regulatory announcement with no detailed financial data or report attachments. Therefore, it falls into the fallback category of Regulatory Filings (RNS).
2026-05-14 Chinese
2025年年度股东会决议公告
Declaration of Voting Results & Voting Rights Announcements Classification · 97% confidence The document is titled “股东会决议公告” and details the attendance, voting procedures, and resolution-by-resolution vote counts and outcomes of the 2025 annual shareholders’ meeting. It does not present full financial or management reports but rather provides the official voting results of each proposal. This matches the definition of “Declaration of Voting Results & Voting Rights Announcements (Code: DVA).”
2026-04-28 Chinese
山东川奇律师事务所关于烟台正海生物科技股份有限公司2025年年度股东会的法律意见书
Declaration of Voting Results & Voting Rights Announcements Classification · 68% confidence The document is a legal opinion letter issued by the law firm for the company’s 2025 annual shareholders meeting, detailing the convening procedures, attendees’ qualifications, and tabulated voting results for each resolution. It clearly provides the official vote outcomes for all agenda items at the AGM. Therefore, it best fits the “Declaration of Voting Results & Voting Rights Announcements” category (DVA).
2026-04-28 Chinese
关于召开2025年年度股东会的提示性公告
Proxy Solicitation & Information Statement Classification · 90% confidence The document is a “股东会提示性公告” (reminder announcement for the annual shareholders’ meeting) including the meeting notice, agenda items, voting procedures, proxy authorization form, and registration details. It is clearly sent to shareholders to provide information and request votes for the upcoming AGM. This corresponds to the Proxy Solicitation & Information Statement category (PSI), not the actual AGM materials or results.
2026-04-24 Chinese

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