Based on corporate announcements and news flow today, companies in focus on Tuesday (Oct 29) may include: Gagasan Nadi Cergas Bhd, Unisem (M) Bhd, Sarawak Consolidated Industries Bhd, Ekovest Bhd, PLS Plantations Bhd, Berjaya Media Bhd, Greenyield Bhd, Luster Industries Bhd, IOI Corp Bhd and Asia Media Group Bhd