(L to R, front) Cambodian Queen-Mother Norodom Monineath Sihanouk, King Norodom Sihamoni, Prime Minister Hun Sen and Chinese State Councilor Dai Bingguo, who escorted the coffin of late Cambodian King-Father Norodom Sihanouk to Cambodia, are seen at the airport of Phnom Penh, Cambodia, Oct. 17, 2012.[Xinhua]