[541016],,()(),,,,();;;(),,;;();,();;(),()()(),,(),,,;(),,(),,,(),(),,(EarningsBeforeIn2comeTaxes),;;,,,,,,;,()3342003FINANCE&ECONOMICSSupplementMay.2003©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,/(-);,(/),,(+)/(+),,()();,,,,,,,,,,,,:(),,,,,(),,(),,,,,,,,,,-(),,;,-,,,(),;,,,;,,,,;,(),;,,,:[1]1[F]1:,2001,3:3121[2],1[F]1,1997,(6):6-71[3],1[F]1,2001,(5):77-791[4]1[F]1,2002,(1):59-6014342003FINANCE&ECONOMICSSupplementMay.2003©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.