Here is a brief recap of some corporate announcements that made news on Wednesday (Sept 21) involving Tenaga Nasional Bhd, Supermax Corp Bhd, Malayan Banking Bhd, Boustead Heavy Industries Corporation Bhd, KESM Industries Bhd, United Malacca Bhd, Glomac Bhd, Kronologi Asia Bhd, Apex Healthcare Bhd, VS Industry Bhd and Ornapaper Bhd.