Construction units will be aluminum alloy doors and windows sub-needs those qualifications?
Overview: the cost of about 500 million, an area of about 8,000 square, 28 layer.
Will the construction of the construction of the general contracting two qualified to contract it?
Or construction decoration decoration engineering contracting two qualifications can contract it?
Or metal doors and windows project two qualifications can contract it?
More than three contract qualification is feasible, can tell the reason?
Construction units will be aluminum alloy doors and windows need to have a group of aluminum doors and windows professional contract 3 or more (including 3) installation qualification.
First-class enterprises: can undertake all kinds of aluminum, steel and other metal doors and windows construction of the project.
Second-level enterprises: can bear the amount of individual contract does not exceed 5 times the registered capital of the following aluminum alloy, steel and other metal doors and windows construction of the project:
1,30 layers and the following buildings of the metal doors and windows works;
2, an area of 8000 square meters and below the metal doors and windows works.
Three enterprises:
1,10 layers and below the building of the metal doors and windows works;
2, an area of 4000 square meters and below the metal doors and windows works.
Can you, you can directly consult the blessing brand doors and windows
