VOTING CARD/BALLOT
VOTER ID: VST.000456
Full name: NGUYEN THI ….
Number of owned shares: 4,425 shares
Number of authorized shares: 0 shares 
Total number of represented shares: 4,425 shares

(Check the corresponding box of your choice for each voting Content)

CONTENT	Approve	Disapprove	Abstain	
Content 01: Report of the Board of Directors for 2025	¨	¨	¨	
Content 02: Report of the Board of Management on business performance in 2025 and business plan for 2026	¨	¨	¨	
Content 03: Report of the Board of Supervisors on inspection and supervision results for 2025	¨	¨	¨	
Content 04: Proposal for approval of the audited financial statements for 2025	¨	¨	¨	
Content 05: Proposal for the business plan for 2026	¨	¨	¨	
Content 06: Proposal on remuneration settlement for the Board of Directors and Board of Supervisors for 2025 and remuneration plan for 2026	¨	¨	¨	
Content 07:  Proposal on selecting the audit firm for the financial statements for 2026	¨	¨	¨	
Content 08: Proposal on dismissal and election of additional members to the Board of Directors for the term 2023-2028	¨	¨	¨	

Instructions:
Shareholders shall mark (X) into one of the three boxes: Approve / Disapprove / Abstain for each voting Content.
    March 27, 2026
DELEGATE 
     (Signature, full name)

ELECTION BALLOT OF BOARD OF DIRECTORS       
VOTER ID: VST.000456

Full name: NGUYEN THI …. 
Number of owned shares: 4,425 shares
Number of authorized shares: 0 shares
Total number of represented shares: 4,425 shares 
Total number of votes: 4,425 votes

I agree to elect the following additional members of the Board of Directors:
No.	Candidate’s full name	Accumulated votes (for the candidates)	Number of votes (for each candidate)	
1		¨		
2		¨		
3		¨		

Instructions:
1.	Delegates shall elect a maximum number of candidates equal to the number of vacancies.
2.	If you wish to allocate all votes equally to one or several candidates, please mark the box “Accumulated votes” for the corresponding candidates.
3.	If you wish to allocate an unequal number of votes to multiple candidates, please specify the exact number of votes in the “Number of votes” box for the corresponding candidates.

March 27, 2026
DELEGATE 
(Signature, full name)