2002年3月20日,20岁的黄成杰通过老乡介绍来到北京丰台区北京武警水电指挥中心建筑工地当了一名民工,他来的第二天便开始上岗干活,3月28日晚,队长安排他码钢模板,每块模板重40公斤。模板先被吊起来,他用手扶着将吊起的模板一块块码放整齐。吊到第7块时,他的左手无名指不小心被 On March 20, 2002, Huang Chengjie, 20, came to work as a migrant worker at the construction site of the Beijing Armed Police Hydropower Command Center in Fengtai District of Beijing via his fellow villagers. On the evening of March 28, The captain arranges his code steel template, each template weighs 40 kilograms. The template was first lifted, and he held the template lifted by hand and held it neatly together. Hanging to the 7th block, his left hand ring finger was accidentally being