张某系某公司应聘工人。一日，张某与同事陈某、李某到隔壁办公室打扫卫生，陈某发现办公桌底下有一张存折，被张某捡到手，接着张某去另一办公室接电话。接完电话在上厕所的路上，张某掏出存折看，方知是同事郑某的活期存折，在额为16650元。回到办公室后，张某将存折锁到自己 Zhang Department of a company to employ workers. One day, Zhang and colleagues Chen, Lee to clean the office next door, Chen found a desk below the passbook, Zhang picked up the hand, then Zhang went to another office to answer the phone. Pick up the phone on the way to the bathroom, Zhang took out a passbook to see, we know colleagues Zheng’s passbook, in the amount of 16650 yuan. Back to the office, Zhang will lock the book to himself