精品动漫无码一区在线_中文久久字幕精品人妻_日韩一区二区四区高清免费_中国人成无码高清视频

Company News
The qualification of professional contract for groundwork and foundation of Chan

 

The qualification of professional contract for groundwork and foundation of Changda Construction Group was promoted to first grade

 

          Recently, through the approval of Shandong Provincial Construction Engineering Administration Bureau, the qualification of professional contract for groundwork and foundation of Group Corporation was promoted to first grade. After the approval of Weifang Construction Engineering Administration Bureau, the group corporation newly increased the third grade of professional contract for building intelligence. (November 20, 2009)