高清性色生活片免费_在线va无卡无码高清_亚洲国产中文字幕在线视频综合_波多野结衣大战欧美黑人

Group company Steel structure engineering professional contract successfully pro

 On 7th November, 2013, approved by the department of housing and urban-rural development, the group company of steel structure project specialized contracting qualification by the secondary promoted to level.Since then, the group in the steel structure of contracting scope will expand to undertake various types of steel structure engineering, including network frame, light steel structure engineering, production and installation, continue to promote the group to further improve the market competitiveness.
   
Steel structure project specialized contracting qualification is different from other professional contracting qualification, the qualification to the ministry of construction for approval.The steel structure engineering qualification promotion work after the data sorting, filing, project performance auditing on-site check, the ministry of construction, public announcements, etc

Copyright ? 2012-2020 濰坊昌大建設(shè)集團(tuán)有限公司 All Rights Reserved. | 魯公網(wǎng)安備 37079402000980號(hào)

最新動(dòng)態(tài)