在保單期內記錄保單條款更改的書面文件，發出後成為保單的一部分。
A written document recording a change to the policy terms during the policy period, which becomes part of the policy once issued.
在保單期內記錄保單條款更改的書面文件，發出後成為保單的一部分。
A written document recording a change to the policy terms during the policy period, which becomes part of the policy once issued.