JOINT ANNOUNCEMENT (1)SHARE PURCHASE AGREEMENT OF THE SALE SHARES IN LFG INVESTMENT HOLDINGS LIMITED;(2)POSSIBLE MANDATORY UNCONDITIONAL CASH OFFERS BY OCTAL CAPITAL & FORTUNE ORIGIN SECURITIES FOR & ON BEHALF OF THE OFFEROR TO ACQUIRE ALL THE ISSUED SHARES OF LFG INVESTMENT HOLDINGS LIMITED (OTHER THAN THOSE ALREADY OWNED OR AGREED TO BE ACQUIRED BY THE OFFEROR & PARTIES ACTING IN CONCERT WITH IT) & THE CANCELLATION OF ALL OUTSTANDING OPTIONS OF LFG INVESTMENT HOLDINGS LIMITED; & (3)RESUMPTION