JOINT ANNOUNCEMENT (I) PROPOSED GROUP REORGANISATION OF ASI AND ASH BY THE OFFEROR INVOLVING A SHARE EXCHANGE OFFER WITH CASH PAYMENT TO THE SCHEME SHAREHOLDERS FOR THE CANCELLATION OF ALL THE SCHEME SHARES BY WAY OF A SCHEME OF ARRANGEMENT UNDER SECTION 99 OF THE COMPANIES ACT 1981 OF BERMUDA; AND (II) PROPOSED WITHDRAWAL OF LISTING OF THE ASH SHARES - EFFECTIVE DATE OF THE SCHEME CONVERTIBLE NOTE OFFER BECAME UNCONDITIONAL AND EXPECTED DATE OF WITHDRAWAL OF LISTING OF THE SHARES