Shareholder information

SOTRANS listed

on HOSE.

Shareholder information:

STG – The internal regulations on corporate governance

STG – The internal regulations on corporate governance IDD: 20260424 – STG – Internal regulation on corporate governance Sotrans

STG – Approval of the Change of the Company’s Logo

Approval of the Change of the Company’s Logo

STG – Regulations on the Operation of the Board of Directors

Regulations on the Operation of the Board of Directors

STG – The Company’s Charter on Organization and Operation

The Company’s Charter on Organization and Operation

STG – Agenda and meeting documents for the 2026 Annual General Meeting of Shareholders

STG – Agenda and meeting documents for the 2026 Annual General Meeting of Shareholders IDD: 20260402 – STG – Agenda and Meeting documents for AGM – 2026 SOTRANS

STG – Notice of Invitation to the 2026 Annual General Meeting of Shareholders

Notice of Invitation to the 2026 Annual General Meeting of Shareholders IDD: 20260330 – STG – Notice of invitation to the 2026 AGMS SOTRANS

STG – Notice of failure to meet the requirements for a public company.

STG – Notice of failure to meet the requirements for a public company. IDD: 20260325 – STG – Not meet the conditions to qualify as a public company SOTRANS

STG – Notification The Last Registration Date To Exercise The Rights To Attend 2026 AGMS

STG – Notification The Last Registration Date To Exercise The Rights To Attend 2026 AGMS IDD :20260212 – STG – Notification The Last Registration Date To Exercise The Rights To Attend 2026 AGMS SOTRANS