OSK - NOTICE OF BOOK CLOSURE

LISTING'S CIRCULAR NO. L/Q : 68649 OF 2013

Interim dividend of 2.5 sen per ordinary share less 25% income tax.

Kindly be advised of the following :

1) The above Company's securities will be traded and quoted [ "Ex - Dividend" ]
as from : [ 5 September 2013 ]

2) The last date of lodgement : [ 9 September 2013 ]

3) Date Payable : [ 25 September 2013 ]