1943年农历8月12日上午,新四军泗南县总队便衣侦察班接到上级第十一旅旅部的命令,要在7天内摸清泗县城内日伪军兵力、装备情况。朱长露时任便衣侦察班班长,接受任务后从班里挑选出丁家祥、陈保昶、张文科、潘道爽4人。他们每人骑着一辆自行车,从县总队队部所在地汤南庄出发,直奔泗县东南 On the morning of August 12, 1943, on the morning of August 12, the order of plain clothes reconnaissance classes of Sinan County, the New Fourth Army, was received from the brigade of the Eleventh Brigade of the Brigade of the Supreme People’s Priest. It was necessary to find out the troops and equipment of the Japanese puppet troops in the city of Sixi within seven days. When Zhu Changlu was a squad leader of a civilian reconnaissance class, he picked Ding Jiaxiang, Chen Baochang, Zhang Wenke and Pan Daohuang from the class after receiving the task. Each of them riding a bicycle, starting from the county team headquarters Tang Nanzhuang, went straight to southeast County