MAYBULK: CIRCULAR TO SHAREHOLDERS IN RELATION TO THE: (I) PROPOSED SHARE BUY-BACK AUTHORITY OF UP TO 10% OF THE TOTAL NUMBER OF ISSUED SHARES OF MAYBULK BERHAD ("PROPOSED SHARE BUY-BACK AUTHORITY"); AND (II) PROPOSED EXEMPTION UNDER SUBPARAGRAPH 4.15(1) OF THE RULES ON TAKE-OVERS, MERGERS AND COMPULSORY ACQUISITIONS ISSUED BY THE SECURITIES COMMISSION MALAYSIA TO DATO' GOH CHENG HUAT AND PERSON(S) ACTING IN CONCERT WITH HIM FROM THE OBLIGATION TO UNDERTAKE A MANDATORY TAKE-OVER OFFER FOR ALL THE REMAINING ORDINARY SHARES IN MAYBULK NOT ALREADY OWNED BY THEM ARISING FROM THE PURCHASE BY MAYBULK OF ITS OWN SHARES PURSUANT TO THE PROPOSED SHARE BUY-BACK AUTHORITY ("PROPOSED EXEMPTION") (COLLECTIVELY, THE "PROPOSALS")