(Get-up-and-fly to Hong Kong. We are ready. Are you ready? Air tickets ICN to ZJK now available. China Connector Lotte JTB.) (Key to abbreviations: ICN = Seoul Incheon International Airport; ZJK = Zhangjiakou City in China; JTB = Japan Travel Bureau.) Campaign for new airline Lotte JTB, a Japanese-Korean joint venture, advertising flights to China.