Correct
信访
/ xìnfǎng /
Strokes
Definition
complaint letter/petition letter/see also 上访[shàng fǎng]
Example
As a Verb
complain (about/at) by letters or visits
1
Xìnfǎng
信访
jīgòu
机构
office receiving letters and personal visits
2
Xìnfǎng
信访
bùmén
部门
correspondence and visitation department
3
Jiēdài
接待
xìnfǎng
信访
qúnzhòng
群众
handle complaints lodged via letters or visits