Bangkok--28 Mar--King Power Group King Power Duty Free arrange special campaign "Smart Cash" for King Power Member , can buy 10,000 Baht Gift Voucher at only 9,000 Baht. That voucher can use for cash at King Power Downtown Duty Free Mall on Rang Nam Road and King Power Duty Free at Suvarnabhumi Airport. For further information, kindly contact Hot Line Service Center at 0-2677-8899 everyday from 08.00 till 21.00. Piriyapandh T. Corporate Public Relations Department King Power Group of Companies Tel. 66-2677-8654 Fax. 66-2245-8006