JOINT ANNOUNCEMENT DESPATCH OF COMPOSITE DOCUMENT RELATING TO CONDITIONAL MANDATORY CASH OFFERS BY HALCYON SECURITIES LIMITED FOR AND ON BEHALF OF THE OFFEROR TO ACQUIRE ALL THE ISSUED SHARES IN AND TO CANCEL ALL OUTSTANDING SHARE OPTIONS OFi-CABLE COMMUNICATIONS LIMITED (OTHER THAN THOSE ALREADY OWNED OR AGREED TO BE ACQUIRED BY THE OFFEROR AND PARTIES ACTING IN CONCERT WITH IT)