国产精品女仆装在线播放,亚洲第一区se,菠萝蜜视频在线观看免费观看1,天天色天天射天天操,国产主播美女视频,韩国美女魅惑视频,孤岛惊魂杨幂视频

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)