HCT may exercise the Call Option at any time after a 12-month period following the completion of the transfer of all the shares held by LHL in Exis to HCT in exchange for such number of Shares equivalent to the Shareholding Percentage as against LHL’s name as stated in Clause 3A.1 and LHL shall, upon receiving a Call Option Notice from HCT, sell to HCT, or HCT’s nominee, free from all Encumbrances and with all rights and advantages attaching thereto, the Call Option Shares.