PRC: Notice of transaction of connected person (Duong Thanh Phuong)

- Name of issuer: Portserco JSC
- Stock code: PRC
- Securities type: Common stock
- Name of connected person: Duong Thanh Phuong
- Number of shares held by connected person before transaction: 1,000 shares (0.08%)
- Name of person discharging managerial responsibility (PDMR)/Director: Au Thi Mai Hoa 
- Position in the listed company: member of Supervisory Board 
- Number of shares held by person discharging managerial responsibility (PDMR)/Director: 19,000 shares (1.61%)
- Relation between connected person and PDMR/Director: Daughter 
- Number of shares to be disposed: 1,000 shares
- Nature of transaction: negotiation and order matching 
- Purpose of transaction: resolve some family issues
- Expected Start date of transaction: 15/03/2023
- Expected End date of transaction: 12/04/2023