PVD: Explanation for parent company and consolidatedbusiness result in Q4, 2013

Petrovietnam Drilling & Well Service Corporationexplained business result in Q4/2013 compared to Q4/2012 as follows:

Consolidated profit after tax attributable to parent shareholders in Q4/2013was VND479.7 billion, increasing 124% compared to the same period of 2012 because:

-          The number of jack-up drilling rig in Q4/2013 was 4 while it was 3 in Q4/2012.

-          Price for rent of jack-up drilling rig in Q4/2013 increased by 15%compared to Q4/2012.

-          Other services relevant to drilling have a good growth.

-          Provide successfully bundle service.

-          Financial expenses decreased.

-          Profit from associated companies increased and profit in 2011 distributed from PVD-Baker Hughes Joint Venture.

HOSE

>   TRC: Information disclosure (24/02/2014)

>   VHG: Explanation for consolidatedbusiness result in Q4, 2013 (24/02/2014)

>   VSI: Explanation for parent company and consolidatedbusiness result in Q4, 2013 (24/02/2014)

>   STC: Board resolution (24/02/2014)

>   SDE: Annual Corporate Governance Report 2013 (24/02/2014)

>   SJ1: Annual Corporate Governance Report 2013 (24/02/2014)

>   SJM: Annual Corporate Governance Report 2013 (24/02/2014)

>   Companies outline IPO plans for Q1 (24/02/2014)

>   MPC: Board Resolution on buying back shares (24/02/2014)

>   KDH: Board Resolution on Consulting Shareholders (24/02/2014)