500棋牌游戏平台

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Qualifications

PremiumGrade qualification of general contracting for house building engineering andconstruction;

GradeA qualification of designing of architecture construction;

GradeA qualification of design of civil airdefense.

Firstgrade qualifications:

Municipalworks;

groundand foundation works;

buildingfinishing and architectural decoration works;

steelstructure;


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Projects

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