EN TH
19 ธันวาคม 2549

Difference of holidays date

19 December 2006 To: The President, Stock Exchange of Thailand Re: Difference of holidays date. This is to inform that during the year 2007, the company will have a different holiday when compares with SET's i.e. Monday 19th February 2007 which is the Chinese New Year. Please be informed accordingly. Yours faithfully, (Chatchai Thiamtong) Vice President - Finance