郑班长名叫郑彦军,是冀中能源邯郸矿业集团云驾岭矿综采区的一名采煤班长。因其每次下井总是随身携带一根木棍、一盒卷尺、一个本子、一把钳子,工友们称之为“郑班长的文房四宝”。一根木棍。它长一米有余,郑班长总是提着它赶在职工前 Zheng squad leader named Zheng Yanjun, is Jizhong Energy Handan Mining Group Yunjialing coal mining area a coal monitor. Because every time they go down always carry a stick, a box of tape measure, a book, a pair of pliers, workers called “Zheng Banchang four treasures.” A wooden stick. It is more than a meter long, Cheng Banchang always carry it in front of staff