South Korean soldiers carry to the vehicle coffins containing remains of Chinese soldiers dead in the Korean War, in Paju, South Korea, March 27, 2014. The remains of 437 Chinese soldiers were transported from Paju to Incheon Airport on Thursday. They will be flown back to China after a handover ceremony at Incheon Airport on March 28. (Xinhua/Yao Qilin)

South Korean soldiers carry to vehicles coffins containing remains of Chinese soldiers dead in the Korean War, in Paju, South Korea, March 27, 2014. The remains of 437 Chinese soldiers were transported from Paju to Incheon Airport on Thursday. They will be flown back to China after a handover ceremony at Incheon Airport on March 28. (Xinhua/Yao Qilin)

A South Korean soldier carries to a vehicle a coffin containing remains of Chinese soldiers dead in the Korean War, in Paju, South Korea, March 27, 2014. The remains of 437 Chinese soldiers were transported from Paju to Incheon Airport on Thursday. They will be flown back to China after a handover ceremony at Incheon Airport on March 28. (Xinhua/Yao Qilin)

South Korean soldiers carry to vehicles coffins containing remains of Chinese soldiers dead in the Korean War, in Paju, South Korea, March 27, 2014. The remains of 437 Chinese soldiers were transported from Paju to Incheon Airport on Thursday. They will be flown back to China after a handover ceremony at Incheon Airport on March 28. (Xinhua/Yao Qilin)

South Korean soldiers carry to vehicles coffins containing remains of Chinese soldiers dead in the Korean War, in Paju, South Korea, March 27, 2014. The remains of 437 Chinese soldiers were transported from Paju to Incheon Airport on Thursday. They will be flown back to China after a handover ceremony at Incheon Airport on March 28. (Xinhua/Yao Qilin)

South Korean soldiers carry to vehicles coffins containing remains of Chinese soldiers dead in the Korean War, in Paju, South Korea, March 27, 2014. The remains of 437 Chinese soldiers were transported from Paju to Incheon Airport on Thursday. They will be flown back to China after a handover ceremony at Incheon Airport on March 28. (Xinhua/Yao Qilin)

A South Korean soldier carries to a vehicle a coffin containing remains of Chinese soldiers dead in the Korean War, in Paju, South Korea, March 27, 2014. The remains of 437 Chinese soldiers were transported from Paju to Incheon Airport on Thursday. They will be flown back to China after a handover ceremony at Incheon Airport on March 28. (Xinhua/Yao Qilin)

A South Korean soldier carries to a vehicle a coffin containing remains of Chinese soldiers dead in the Korean War, in Paju, South Korea, March 27, 2014. The remains of 437 Chinese soldiers were transported from Paju to Incheon Airport on Thursday. They will be flown back to China after a handover ceremony at Incheon Airport on March 28. (Xinhua/Yao Qilin)

South Korean soldiers carry to vehicles coffins containing remains of Chinese soldiers dead in the Korean War, in Paju, South Korea, March 27, 2014. The remains of 437 Chinese soldiers were transported from Paju to Incheon Airport on Thursday. They will be flown back to China after a handover ceremony at Incheon Airport on March 28. (Xinhua/Yao Qilin)

South Korean soldiers carry to vehicles coffins containing remains of Chinese soldiers dead in the Korean War, in Paju, South Korea, March 27, 2014. The remains of 437 Chinese soldiers were transported from Paju to Incheon Airport on Thursday. They will be flown back to China after a handover ceremony at Incheon Airport on March 28. (Xinhua/Yao Qilin)