Yang Huiming, an old man, whose father was a Chinese soldier during the War of Resistance against Japanese Aggression, sitting in a wheelchair take part in an commemorating event at the Marco Polo Bridge on July 6, 2012, to mark the 75th anniversary of the Marco Polo Bridge Incident happened on July 7, 1937, that marked the beginning of the eight-year the war. [Photo/Xinhua]

Students holding flowers pay a silent tribute to the martyrs died in the War of Resistance against Japanese Aggression, during a commemorating event at the site of Lugouqiao Bridge in Beijing on July 6, 2012, to mark the 75th anniversary of the Marco Polo Bridge Incident happened on July 7, 1937. [Photo/Xinhua]