欧美日韩精品国产,亚洲女av,亚洲一区二区在线电影,丁香六月天婷婷,欧美三级视频在线观看,超碰97在线看,区一区二在线

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)