PVC: Change in Member of the Supervisory Board

Drilling Mud Corporation announces change in key members as follows:

- Ms. Trinh Thi Len has resigned from Member of the Supervisory Board of Drilling Mud Corporation with effect since 01/10/2012.

hnx

>   CAN: Key personnel changes (16/10/2012)

>   DNM: Management Change (16/10/2012)

>   CMX: Personnel Change (16/10/2012)

>   SHB: Management Change (15/10/2012)

>   FDC: Personnel Change (15/10/2012)

>   KBC: Change of representative office address (15/10/2012)

>   SJS: Change of company spokesman (15/10/2012)

>   MTG: A member of the Board of Directors resigns (15/10/2012)

>   BHS: Resolution on personnel change (12/10/2012)

>   DRC: Change of company spokesman (12/10/2012)