Correct

协办

/ xiébàn /
Strokes

Definition

to assist/to help sb do sth/to cooperate in doing sth

Example

As a Verb

cooperate in doing sth; help sb do sth; assist

1
Běn
本次
yántǎohuì
研讨会
yóu
shèyuàn
社科院
zhǔbàn
主办
  
,
jiā
chūbǎnshè
出版社
xiébàn
协办
  

The symposium was sponsored/hosted by the Academy of Social Sciences with the assistance of a few publishing houses.

2
Xiébàn
协办
chéngshì
城市

co-host city