Resume Trading of ADVANC The Stock Exchange of Thailand (SET) has ordered the trading halt of ADVANCED INFO SERVICE Pcl. (the "Company") because the company has requested that the SET temporarily halt trading in the securities from 4:15 P.M. of February 19,2004 as there has been significant information related to operational result for the year 2003. Now, the Company has completely clarified or disclosed the relevant material information, which has been broadly disseminated through the SET's disclosure systems. Thus, the SET permitted resumption of trading of ADVANC from morning trading session of February 20,2004 onwards.