PRC: Result of transaction of Directors, PDMR (Nguyen Xuan Dung)

– Name of issuer: Portserco JSC

– Stock code: PRC

– Securities type: Common stock

– Name of person discharging managerial responsibility /Director: Nguyen Xuan Dung

– Position in the listed company: Chair of the Board

– Number of shares held by the shareholder before transaction: 225,500 shares (18.79%)

– Number of shares registered for acquisition: 20,000 shares

– Number of shares acquired: 7,500 shares

– Total holding following transaction: 233,000 shares

– Total percentage holding following transaction: 19.42%

– Start date of transaction: 30/11/2018

– End date of transaction: 27/12/2018