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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 970 across all filing types
Latest filing 2021-04-08 Annual Report
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
2020年年度报告
Annual Report Classification · 100% confidence The document is titled as the "2020 年年度报告全文" which translates to "2020 Annual Report Full Text" for 烟台正海生物科技股份有限公司. It contains detailed sections typical of an annual report, including company overview, financial data, business analysis, risk factors, management statements, and audited financial figures. The length is substantial (15,000 characters), and it includes comprehensive financial and operational information for the full fiscal year 2020. There is no indication that this is merely an announcement or a certification. Therefore, this document fits the definition of an Annual Report (10-K). FY 2020
2021-04-08 Chinese
2020年度董事会工作报告
Board/Management Information Classification · 95% confidence The document is titled '董事会工作报告' which translates to 'Board of Directors Work Report' for the year 2020. It details the activities, meetings, resolutions, and performance of the company's board of directors throughout the year. It includes summaries of board meetings, committee operations, independent directors' duties, shareholder meetings, and future outlook. The content focuses on board governance and management activities rather than full financial statements or audit results. This aligns with the category 'Board/Management Information (MANG)' which covers announcements of changes and reports related to the company's board and senior management. The document is not an annual report, audit report, or earnings release, but a detailed board work report. The length and detail confirm it is the report itself, not just an announcement. Therefore, the correct classification is MANG with high confidence.
2021-04-08 Chinese
2020年度独立董事述职报告（马冠生）
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 2020. It details the independent director's attendance at board meetings, opinions on company matters, committee work, and efforts to protect shareholder interests. It is a report on the independent director's duties and activities rather than a financial report, audit, or regulatory filing. It does not contain financial statements or earnings data, nor is it an announcement or proxy material. This type of document fits best under Board/Management Information (MANG) as it relates to board members' roles and responsibilities.
2021-04-08 Chinese
独立董事关于相关事项的事前认可意见
Regulatory Filings Classification · 95% confidence The document is titled as an opinion from independent directors regarding the pre-approval of certain matters, specifically the reappointment of the 2021 audit firm. It references regulatory guidelines and company bylaws, and contains signatures of independent directors dated April 8, 2021. The content is a formal attestation or certification by independent directors about the audit firm appointment, not the audit report itself or the annual report. The document length is short (999 characters), and it serves as a certification or opinion rather than a full financial report. According to the Certification Rule, such documents should be classified as Regulatory Filings (RNS).
2021-04-08 Chinese
独立董事候选人声明（许卉）
Board/Management Information Classification · 95% confidence The document is a detailed declaration statement by an independent director candidate of a company, outlining compliance with various legal and regulatory requirements for serving as an independent director. It includes multiple attestations regarding qualifications, independence, and adherence to relevant laws and regulations. There is no financial data, no mention of financial results, no report publication, or voting results. The content is focused on board/management information specifically related to the appointment and qualifications of a board member. Therefore, the document fits best under the category of Board/Management Information (MANG). The document length (6032 characters) and detailed content support this classification with high confidence.
2021-04-08 Chinese
2021年第一季度业绩预告
Earnings Release Classification · 95% confidence The document is titled '第一季度业绩预告' which translates to 'First Quarter Earnings Forecast'. It provides estimated financial performance for the period January 1 to March 31, 2021, including expected net profit and reasons for performance changes. It explicitly states that the data is preliminary and unaudited, and that final figures will be disclosed in the official first quarter report. The document is short (953 characters) and serves as an initial earnings forecast rather than a full financial report. This matches the definition of an Earnings Release (ER), which is an initial announcement of quarterly financial results with key highlights only. Q1 2021
2021-04-08 Chinese

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