PRTASCO - NOTICE OF BOOK CLOSURE

## para LISTING'S CIRCULAR NO. L/Q : 30884 OF 2005 ## para A final net dividend of 4.0 sen per share. ## para Kindly be advised of the following : ## para 1) The above Company's securities will be traded and quoted [ "Ex - Dividend" ] ## para as from : [ 1 June 2005 ] ## para 2) The last date of lodgement : [ 3 June 2005 ] ## para 3) Date Payable : [ 15 June 2005 ]