Legal basis: Article 47 of the Postal Law of People's Republic of China (PRC), postal enterprises shall compensate the loss of vouched mail according to the following provisions: (1) If the insured vouched mail is lost or completely damaged, compensation shall be made according to the insured amount; In case of partial damage or shortage of internal parts, the actual loss of the mail shall be compensated according to the proportion of the insured amount to the total value of the mail. (2) If the uninsured vouched mail is lost, damaged or the internal parts are short, compensation shall be made according to the actual loss, but the maximum amount of compensation shall not exceed three times the charge; If the registered letter is lost or damaged, it shall be compensated at three times the charge. Postal enterprises shall specify the provisions of the preceding paragraph in the notice of business premises and the mail receipts provided to users in a way that can attract the attention of users. Postal enterprises that intentionally or grossly neglect to cause loss of vouched mail or fail to fulfill the obligations specified in the preceding paragraph have no right to invoke the provisions in the first paragraph of this article to limit their liability for compensation.