国产原创中文AV_麻豆av在线播放免费网站_亚洲精品高清国产一线久久_精品国产天天色-色婷婷久久综合丁香五月狠狠野花_亚洲国产精品成人综合

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)