NCT: PART A - SHARE BUY-BACK STATEMENT IN RELATION TO THE PROPOSED RENEWAL OF THE AUTHORITY FOR THE COMPANY TO PURCHASE ITS OWN SHARES OF UP TO TEN PER CENTUM (10%) OF THE TOTAL NUMBER OF ISSUED SHARES; AND PART B - CIRCULAR TO SHAREHOLDERS IN RELATION TO THE PROPOSED RENEWAL OF EXISTING SHAREHOLDERS' MANDATE AND PROPOSED NEW SHAREHOLDERS' MANDATE FOR RECURRENT RELATED PARTY TRANSACTIONS OF A REVENUE AND/OR TRADING NATURE