Correct

专营

/ zhuānyíng / 
Strokes

Definition

to specialize in (a particular product or service)/monopoly

Example

As a Verb

monopolize; exclusively deal in

1
Yóuzhèng
邮政
wéi
为
zhèngfǔ
政府
zhuānyíng
专营
  
。

The postal service is a government monopoly.

2
Huòdé
获得
  
/
chíyǒu
持有
  
/
dédào
得到
zhuānyíngquán
专营权

gain/hold/secure a monopoly