居民黎树光将煤粉和土搅拌好堆在街面上（状如土堆），准备打煤糕。刚打了１０多块，某厂工人刘军骑自行车前后各带一个孩子至此，后面一辆大货车鸣号超车，刘军向右避让，碾压煤糕后来到土堆处，恰值汽车驶过，自行车莫名其妙倒地，致坐在车前横梁上的３岁孩子刘红波头部受伤 Residents Li Shuguang will pulverized coal and soil pile well in the street (like a mound), ready to fight coal cake. Just hit more than 10 pieces, a factory worker Liu Jun bike before and after each with a child at this point, followed by a large truck overtaking, Liu Jun to the right to avoid, crushed coal cake came to the mound, just the car Excuse me, the bicycle somehow fell to the ground, causing the 3-year-old child sitting on the car beam Liu Hongbo head injuries