共产党员、某工兵班班长臧运东,在一年的对越作战中,带领全班6次执行排雷开路任务,开辟通路2万多米,开设潜伏场13处,排除地雷等爆炸物3000多枚。他一人排雷911枚,开辟通路1900多米,创造了老山前线防御作战中人工排雷最高纪录,为侦察分队顺利完成潜伏、捕俘、抵 In a year of war against Vietnam, Zang Yundong, member of the Communist Party and an engineer squad leader, led the entire class in six missions of demining and opening up more than 20,000 meters of access roads and opened 13 hidden sites to eliminate over 3,000 explosives such as mines. He demining 911 people alone, opening up more than 1,900 meters of access roads, creating the highest manual derailment record in Laoshan front-line defensive operations and successfully completing the tasks of lurking, capturing prisoners of war,