300653SZSE

Zhenghai Biotechnology Co., Ltd.

正海生物

300653

Shenzhen Stock Exchange

Follow
43 announcements tracked· Last: May 22, 2026

Key Financials

Revenue¥81.0M
Net Profit¥14.7M
ROE1.63%
Debt Ratio9.84%
Monetary Funds¥56.8M
Receivables¥59.0M
Total Shares180.0M

Announcements

43 total

Announcement on Completion of Renewal Registration for Medical Device Products

Share Repurchase PlanShareholding Change DisclosureCapital Reduction

Announcement on the implementation of the 2025 annual equity distribution

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Announcement on participating in the 2026 online collective reception day for investors of listed companies in Shandong Province

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Legal opinion letter from Shandong Chuanqi Law Firm regarding the annual general meeting of shareholders of Yantai Zhenghai Biotechnology Co., Ltd. in 2025

Share PledgeShareholding Change DisclosureCapital Reduction

Announcement of the resolutions of the annual general meeting of shareholders in 2025

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Reminder Announcement on the 2025 Annual Shareholders' Meeting

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Announcement on Changes in Accounting Policies

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Announcement of Resolutions from the Eleventh Meeting of the Fourth Board of Directors

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Q1 2026 Report

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Announcement on the progress of using idle self-owned funds for cash management

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Announcement on the reduction of shares by shareholders holding more than 5% reaching an integer multiple of 1%

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Announcement Regarding the Re-appointment of the 2026 Annual Audit Firm

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Announcement Regarding the 2026 Compensation Plan for Directors and Senior Management

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

2025 Annual Financial Final Account Report

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

2025 Annual Board of Directors' Work Report

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Audit Committee's Review Opinion on the Company's 2025 Annual Internal Control Evaluation Report

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Announcement Regarding the Purchase of Directors' and Senior Management's Liability Insurance

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

2025 Annual Independent Director's Performance Report (Wang Hui)

Convertible BondsShareholding Change DisclosureCapital Reduction

2025 Annual Independent Director's Performance Report (Song Xiliang)

Convertible BondsShareholding Change DisclosureCapital Reduction

2025 Annual Independent Director's Performance Report (Li Jianghua)

Convertible BondsShareholding Change DisclosureCapital Reduction

Announcement Regarding the Holding of the 2025 Annual Online Performance Briefing

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

2025 Annual Corporate Social Responsibility Report

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Internal Control Audit Report

Share PledgeShareholding Change DisclosureCapital Reduction

2025 Internal Control Evaluation Report

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Director Compensation and Performance Management System

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

External Investment Management System

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Raised Funds Management System

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Senior Management Compensation and Performance Management System

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Investor Relations Management System

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Notice of Convening the 2025 Annual General Meeting of Shareholders

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Resolution Announcement of the 10th Meeting of the Fourth Board of Directors

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Announcement Regarding the 2025 Annual Profit Distribution Plan

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Audit Committee's Assessment Report on the Accounting Firm's Performance of Duties

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Audit Committee's Report on the Supervision of the Accounting Firm's Performance of Duties

Share Repurchase PlanShareholding Change DisclosureCapital Reduction

Special Explanation on Fund Occupancy by Controlling Shareholder and Other Related Parties

Share Repurchase CompletionShare PledgeShareholding Change Disclosure

2025 Annual Summary Table of Non-Operating Fund Occupancy and Other Related Party Fund Transactions

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Board of Directors' Special Opinion on the Independence Assessment of Independent Directors

Share Repurchase CompletionConvertible BondsShareholding Change Disclosure

2025 Annual Audit Report

Share PledgeShareholding Change DisclosureCapital Reduction

2025 Annual Report

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

2025 Annual Report Summary

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Announcement Regarding the 'Quality and Return Dual Enhancement' Action Plan

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Announcement Regarding the Use of Idle Self-Owned Funds for Cash Management and Entrusted Wealth Management

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Announcement of Pre-disclosure of Share Reduction by Shareholders Holding More Than 5% of Shares

Share Repurchase CompletionShareholding Change DisclosureCapital Reduction

Notes & Comments

Sign in to leave a comment or private note.

Loading…