Skip to main content
A

Ab&B Bio-Tech CO., LTD. JS — Investor Relations & Filings

Ticker · 2627 HKEX Manufacturing
Open in API
Filings indexed 55 across all filing types
Latest filing 2026-05-04 Regulatory Filings
Country HK Hong Kong
Listing HKEX 2627

About Ab&B Bio-Tech CO., LTD. JS

http://www.abbbio.com

Ab&B Bio-Tech CO., LTD. JS is a biopharmaceutical company engaged in the research, development, manufacturing, and commercialization of human vaccines and biological preparations that confer active immunity. The company's mission centers on developing globally innovative vaccines and utilizing new technologies to improve traditional vaccines. Its comprehensive pipeline targets infectious diseases and includes candidates across viral, bacterial, conjugate, subunit, and mRNA platforms. The primary commercial product is the Quadrivalent Subunit Influenza Vaccine, approved for individuals aged six months and above. Advanced pipeline assets, such as the 23-valent Pneumococcal Polysaccharide Vaccine and the Freeze-dried Human Rabies Vaccine (Human Diploid Cell), have completed Phase I clinical trials. R&D operations are supported by facilities in Shanghai and Taizhou, with the company emphasizing scientific validation through publications in international journals.

Recent filings

Filing Released Lang Actions
MONTHLY RETURN OF EQUITY ISSUER ON MOVEMENTS IN SECURITIES FOR THE MONTH ENDED 30 APRIL 2026
Regulatory Filings
2026-05-04 English
RESUMPTION GUIDANCE AND CONTINUED SUSPENSION OF TRADING
Regulatory Filings
2026-04-29 English
(I) NOMINATION OF INDEPENDENT NON-EXECUTIVE DIRECTOR (II) CHANGE OF BOARD COMMITTEE MEMBERS AND (III) PROPOSED AMENDMENTS TO THE ARTICLES OF ASSOCIATION
Board/Management Information Classification · 1% confidence The document is a corporate announcement by a Hong Kong–listed company regarding (i) the nomination of an independent non-executive director, (ii) changes to board committee membership, and (iii) proposed amendments to the Articles of Association. These are changes to the board and its governance structure, fitting the definition of a Board/Management Information announcement. Therefore, it should be classified as MANG.
2026-04-24 English
PROPOSED APPOINTMENT OF AUDITOR
Regulatory Filings Classification · 1% confidence The document is an official announcement on the HKEX and Stock Exchange of Hong Kong regarding the proposed appointment of a new auditor following the resignation of the previous auditor. It does not contain an actual audit report, financial statements, or detailed management analysis—it simply announces a corporate event (auditor appointment). There is no specific category for auditor appointment in the taxonomy, and it is not a full annual or interim report, nor a proxy/solicitation, nor a change of board or senior management. Therefore, this falls under the fallback category for miscellaneous regulatory announcements: Regulatory Filings (RNS).
2026-04-24 English
LIST OF DIRECTORS AND THEIR ROLES AND FUNCTIONS
Governance Information Classification · 1% confidence The document is titled “LIST OF DIRECTORS AND THEIR ROLES AND FUNCTIONS” and provides the current board composition (executive, non-executive, independent non-executive) and committee memberships. This is a detailed disclosure of governance structure rather than an announcement of changes (MANG) or part of another report. It fits the Governance Information category (CGR).
2026-04-19 English
(I) PROPOSED ABOLITION OF THE SUPERVISORY COMMITTEE (II) PROPOSED AMENDMENTS TO THE ARTICLES OF ASSOCIATION AND (III) CHANGE IN MEMBERS OF STRATEGY COMMITTEE OF THE BOARD
Board/Management Information Classification · 1% confidence The document is a Hong Kong Stock Exchange announcement by Ab&B Bio-Tech’s Board regarding corporate governance changes: abolishing the Supervisory Committee, amending the Articles of Association, and changing members of the Board’s Strategy Committee. It is not an AGM circular or full annual/interim report, nor is it reporting financial results. It clearly announces board/committee structure changes, fitting the Board/Management Information category.
2026-04-19 English

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.