【案情】张某是一家银行的工作人员。2015年8月,他将价值6000万元的6份承兑汇票交由某快递公司寄往内蒙古鄂尔多斯一处地点,邮寄费15元,未予保价,后该邮件丢失。邮件丢失后,银行方面多次派工作人员前往鄂尔多斯办理公示催告事宜,共产生利息损失、交通费、律师费等94万余元。对未保价汇票的赔偿,张某和快递公司存在分歧:张某 【Case】 Zhang is a bank staff. In August 2015, he sent six acceptance bills worth 60 million yuan to a delivery company in Erdos, Inner Mongolia. The mailing fee was 15 yuan and was not insured. After that, the mail was lost. After the mail was lost, the bank dispatched its staff to Erdos for public notification several times in a row, resulting in a total loss of 94 million yuan, including interest loss, transportation expenses and legal fees. Compensation for non-guaranteed bills, Zhang and courier companies are divided: Zhang