求助：客户清关问题

给客户发了手机，一个月都没有到，发的是SG小包，一般情况下都没有遇到过这样的问题。但是他说被海关扣了，还发了一个表格让我填写，这个该如何写呢： Hi! The box with the phone is locked to customs. The Post Office at the customs sent me a form where it asks me to he immediately some informations that you he forgotten to attach to the box. Please then compile the form that now I he translated for you from Italian into English. After reading it carefully, answer truthfully. Then send me the form via email or here on aliexpress This is the form: <>. I wait your answer.