91精品国产日韩91久久久久久360,欧美一级乱黄,久久综合电影,亚洲综合视频网,http://www.亚洲激情.com/,久久久成人影院,久久精品一区二

Enterprise Qualification
  The Group owns the first level qualification of general contraction of house building engineering construction, the special grade qualification of general contraction of the municipal utilities engineering construction, the second level qualification of the general contraction of highway engineering construction, the first level qualification of contracting building decoration design and construction integration, building curtain wall design and construction integration, the first level   qualification of contracting professional steel structure, electrical and mechanical equipment installation, the second level qualification of contracting professional lifting equipment installation, fire control facilities, pile foundation, concrete components and real estate development management, the second level qualification of contracting garden engineering construction, the C-level qualification of contracting the architectural design and so on and possessing the right of signs the contract of foreign economic and technological cooperation.