An aerial drone photo shows the Exhibition Hall of Evidences of Crime Committed by Unit 731 of the Japanese Imperial Army and the former site of the Unit 731 in Harbin, northeast China's Heilongjiang Province, Aug. 15, 2025. (Xinhua/Wang Song)
An aerial drone photo shows the Exhibition Hall of Evidences of Crime Committed by Unit 731 of the Japanese Imperial Army and the former site of the Unit 731 in Harbin, northeast China's Heilongjiang Province, Aug. 15, 2025. (Xinhua/Wang Song)