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

- Right code: MIRPRC261
- ISIN code: VNMIRPRC2613
(Effective date of code allocation: 10/11/2026; effective date of code cancellation: 10/12/2026)       
- Planned quantity of issued shares: 6,199,698 shares
- Issue price: VND11,500 per share
- Execution rate: 1:1 (owing one share entitle the shareholder to have 1 right; 1 right allow the purchase of 1 new share).
- Principle of rounding, handling of fractional shares and unsubscribed shares (if any):
+ As the exercise ratio is 1:1, no fractional shares will arise when shareholders exercise their rights.
+ Unsubscribed shares are those that existing shareholders declined to purchase—either in part or in full—during the offering. The Board of Directors shall determine the criteria and select whether to offer these shares to existing shareholders or external investors, provided that the offering terms, pricing, and the rights and obligations of the investors are not more favorable than those offered to existing shareholders.
+ The handling of unsubscribed shares for existing shareholders shall comply with Article 42 of Decree No. 155/2020/ND-CP dated December 31, 2020, Clause 2, Article 195 of Law on Enterprises No. 59/2020/QH14 dated June 17, 2020, and other relevant provisions of applicable laws;
+ Unsubscribed shares distributed to other investors pursuant to the decision of the Board of Directors shall be subject to a transfer restriction for 1 year from the date of offering closure;
+ Upon expiry of the statutory period for distribution of shares (including any extended period, if applicable), if there remain any shares that have not been fully offered, such unoffered shares shall be cancelled and the Board of Directors shall issue a decision to close the offering.
- Regulations on rights transfer: 
+ Time period for right transfer: from 10/11/2026 to 02/12/2026.
+ Right is transferred once and transferee may not transfer the rights to any third party. The transfer price and payment thereof shall be agreed upon by and between the transferor and the transferee.
- Regulations on subscription:
+ Period for share subscription and payment: From 10/11/2026 to 07/12/2026.
+ Shares are freely transferable.
- Place for implementation:
+ The holders whose shares have been deposited have to subscribe and make payment at the depository members (DMs) where they opened depository accounts.
+ The holders whose shares have not been deposited shall subscribe and make payment at the headquarters of Portserco Joint Stock Company – 59 Ba Dinh, Hai Chau Ward, Da Nang City.
- Information on blockade account for subscription:
+ Account holder: Portserco Joint Stock Company
+ Account number: 2001201129367
+ Account opening place: Agribank - Da Nang Branch
- Information on VSDC' Branch account receiving subscription payments from depository members:
+ Account holder name: Viet Nam Securities Depository and Clearing Corporation 
+ Account number: 1220173177
+ Bank: Joint Stock Commercial Bank for Investment and Development of Vietnam - Ha Thanh Branch 
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.
Portserco 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.