Correct

家信

/ jiāxìn / 
Strokes

Definition

letter (to or from) home

Example

As a Noun

letter home

1
Yī
一
fēng
封
jiāxìn
家信

a letter home

As a Noun

letter from home

2
Shōudào
收到
jiāxìn
家信

receive a letter from home