A staff introduces the former Japanese inmates at the Fushun War Criminals Management Center in Fushun, northeast China's Liaoning Province, July 11. In the center, 982 Japanese prisoners had been kept in custody for war crimes committed during the World War II. The facility has seen more than four million visitors since its public opening in 1986, including 30,000 from Japan. It has also been re-visited by about 300 former Japanese inmates (YAO JIANFENG)