Here is a brief look at some corporate announcements and news flow on Wednesday (Aug 17), which involve AMMB Holdings Bhd, Malaysia Marine and Heavy Engineering Holdings Bhd, Swift Haulage Bhd, Teladan Setia Group Bhd, Kuala Lumpur Kepong Bhd, Sime Darby Bhd, Tenaga Nasional Bhd, PMB Technology Bhd and Malaysia Pacific Corp Bhd.