mai adds new listed securities: TRT The Stock Exchange of Thailand (SET) reported that the SET's board has granted a listing of common shares of Tirathai Public Company Limited. The SET has set common shares of Tirathai Public Company Limited,amounting to 101,321,250 shares with a par value of Baht 2 per share totalling of 202,642,500 Bath, to be traded on the Market for Alternative Investment (mai) using the trading name of TRT commencing from May, 10, 2006. Note: Please see TRT's information Memorandum disseminated on the SET Market Analysis and Reporting Tool (SETSMART) and website: www.tirathai-transformer.com