本文将介绍一种应印刷行业需求，根据该行业业务特点所开发的即时通信系统。

We will introduce such kind Instant Messaging System which focuses on Printing Industry.

youdao

本文将介绍一种应印刷行业需求，根据该行业业务特点所开发的即时通信系统。

We will introduce such kind Instant Messaging System which focuses on Printing Industry.

youdao