In the south of west gate of Lake Park, Dan county, Heze, Shangdong, a explosion caused 1 persone died and 24 people hurt, 3 people hurt heavily. Police firmly believed the suspect had died in this explosion. Reporter got news from department of Dan county, Shangdong that the identity of suspect had been confirmed. Police investigated to know that the suspect was local people and dead in the explosion. The case was still in solving.