Correct

外聘

/ wài pìn / 
Strokes

Example

As a Verb

employ/hire from a unit other than one's own; employ/hire externally

1
Hái
还
méi
没
tuìxiū
退休
  
,
tā
他
jiù
就
wài
外
pìn
聘
dào
到
liǎo
了
yī
一
jiā
家
mínbàn
民办
dàxué
大学
  
。

He was employed by a private university before his retirement.

2
Gāijiào
该校
lǎoshī
老师
70  
70%
dōu
都
shì
是
cóng
从
zhōuwéi
周围
yuànxiào
院校
wài
外
pìn
聘
de
的
  
。

Seventy per cent of the teachers at this school are employed from colleges or universities nearby.

3
Wài
外
pìn
聘
yuángōng
员工

externally employed/hired staff

4
Wài
外
pìn
聘
shěnjìyuán
审计员

external auditor