Correct

投寄

/ tóujì / 
Strokes

Definition

to send by post

Example

As a Verb

post; mail; send/deliver by post/mail

1
Tóu
投
jì
寄
xìnjiàn
信件

post/send/mail a letter

2
Tóu
投
jì
寄
bāoguǒ
包裹

send a parcel by post