March 20 (Reuters) - Eco World Development Group Bhd ECOW.KL : * QTRLY REVENUE 539.6 MILLION RGT * QTRLY PROFIT ATTRIBUTABLE 80.3 MILLION RGT * FIRST INTERIM DIVIDEND OF 1 SEN PER SHARE Further company coverage: ECOW.KL ((Reuters.Briefs@thomsonreuters.com))