PVC: Change in company personnel

Drilling Mud Corporation (HNX: PVC) announces change in the company personnel as follows:

- Mr. Luong Nguyen Khoa Truong has resigned from Director and General Manager with effect since 31/03/2011 and will hold new position follow decision of the BOD

- Mr. Ton Anh Thi has been appointed Director cum General Manager with effect since 01/04/2011.

hnx

>   PV2: Management change (21/04/2011)

>   SGH: Directorate change (20/04/2011)

>   STB: Personnel change (19/04/2011)

>   OPC: Personnel change (19/04/2011)

>   L18: Board resolution (20/04/2011)

>   CLW: Change of the authorized information disclosure staff (19/04/2011)

>   LM8: Personnel change (19/04/2011)

>   VST: Resolution on Personnel change (18/04/2011)

>   BHS: Change of a Member of the BOD (18/04/2011)

>   SRF: Resignation of a Member of the Supervisory Board (14/04/2011)