Viet Nam Securities Depository and Clearing Corporation (VSDC) would like to announce the record date of corporate action processing for the Securities registering institution as follows:

- Execution rate: 1 share - 1 voting right
- Planned meeting time:  8:00 a.m on 19/05/2026 (Tuesday)
- Planned meeting venue: Level-10 meeting hall - Thanh Hoa Petroleum Construction Joint Stock Company, 38A Le Loi Avenue, Hac Thanh Ward, Thanh Hoa City. Details will be announced in the invitation letter
- Meeting agenda: to be announced in the invitation letter.
Information of finalizing the list of shareholders for 2026 annual general meeting will be uploaded on the website: http://www.pvc-th.vn.
Coordination details and procedures for corporate action processing for holders of the above securities between VSDC, the Securities registering institution and depository members are specified in the Guideline on corporate action processing for securities holders at VSDC.
Thanh Hoa Petroleum Construction Joint Stock Company and the parties involved in the process of preparing the dossier, documents of corporate action processing are fully responsible before the law for the legality, accuracy, truthfulness and completeness of the dossier; Institutions and individuals participating in the confirmation of records and documents shall be legally responsible within the scope related to such records and documents as prescribed in Clause 1, Article 11a of the Securities Law No. 54/2019/QH14 dated 26/11/2019, supplemented by Clause 4, Article 1 of Law No. 56/2024/QH15 dated 29/11/2024.