HSK V7-9
Correct

运营

/ yùnyíng / 
Strokes

Definition

to be in operation/to do business/(of train, bus etc) to be in service/operation/service

Example

As a Verb
(of buses, ships, etc) run; operate
1
Zhè
这
tiáo
条
tiělù
铁路
yǐ
已
kāishǐ
开始
yùnyíng
运营
  
。

The railway line has commenced operations.

2
Zīchǎn
资产
  
/
pǐnpái
品牌
  
/
fúwù
服务
  
/
guójì
国际
yùnyíng
运营

asset/brand/service/international operation

3
Jiǎnshǎo
减少
yùnyíng
运营
chéngběn
成本

reduce operating costs

4
Kāishǐ
开始
yùnyíng
运营

begin/commence operations

As a Verb
operate effectively