JOINT ANNOUNCEMENT MONTHLY PROGRESS UPDATE ON THE MANDATORY UNCONDITIONAL CASH OFFER MADE BY SINISTER SECURITIES LIMITED ON BEHALF OF KIE-YING INVESTMENTS LIMITED TO ACQUIRE ALL THE ISSUED SHARES OF PF GROUP HOLDINGS LIMITED (OTHER THAN THOSE ALREADY OWNED OR AGREED TO BE ACQUIRED BY KI-YING INVESTMENTS LIMITED AND PARTIES ACTING IN CONCERT WITH IT) AND THE THIRD SUPPLEMENTAL AGREEMENT TO THE SALE AND PURCHASE AGREEMENT