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

 

The qualification of building curtain wall engineering design of Group Corporation was promoted to be second grade

 

Through the approval of Shandong Provincial Housing, Urban and Rural Construction Department, the qualification of building curtain wall engineering design of Group Corporation was promoted to be second grade. This promotion broke the bottleneck of curtain wall engineering construction qualification in the field of decoration services, and increase the momentum for “secondary undertaking” of the group corporation.