DSH: New principal shareholder Vu Hoang Viet

Vu Hoang Viet has become a principal shareholder of Dong Son Infrastructure Investment Joint Stock Company with information as follows:
- Name of stock held: DSH
- Number of shares held by principal shareholder before transaction: 0 shares (0%)
- Number of shares acquired: 937,500 shares
- Total holding following transaction and total percentage holding following transaction:937,500 shares (9.38%)
- Date of transaction: 23/07/2025.