DCR: Change in shareholding of principal shareholder (Tran Ha Linh)

- Name of issuer: Cosevco Ceramic Tiles Joint Stock Company
- Stock code: DCR
- Securities type: common stock
- Name of principal shareholder: Tran Ha Linh
- Number of shares held by the principal shareholder before transaction: 1,103,300 shares (16.97%)
- Number of shares acquired: 2,000 shares
- Total holding following transaction and total percentage following transaction: 1,105,300 shares (17%)
- Date of transaction: 08/04/2025.