28 December 2001

DIFFERENCE OF HOLIDAYS DATE

December 28th, 2001 To: The President, Stock Exchange of Thailand Re: Difference of holidays date. This is to inform that during the year 2002, the company will has a different holiday when compares with SET's i.e. Tuesday 12th February, 2002 which is Chinese New Year. Please be informed accordingly. Yours faithfully, (Chatchai Thiamtong) Vice President - Finance