SGD: Vu Thanh Thuy is no longer principal shareholder

Vu Thanh Thuy is no longer a principal shareholder of Educational Book JSC in Ho Chi Minh City with information as follows:
- Name of stock held: SGD
- Number of shares held by principal shareholder before transaction: 342,300 shares (8.47%)
- Number of shares disposed: 342,300 shares
- Total holding following transaction and total percentage holding following transaction: 0 shares (0%)
- Date of transaction: 26/08/2025