Construction Qualification：

Special Grade General Contracting of Construction Project

China Steel Structure Manufacture Special Grade Enterprise

First Grade of Foreign Aid Project General Contracting Enterprise

First grade of general contract of construction project

First grade of the general contract for mechanical and electrical engineering construction

First grade of general contract for municipal public works

First grade of general contract for power

First grade of general contract for petrochemical engineering construction

First grade of general contract for steel structure

Contracting of nuclear engineering Grade 1

Contract for environmental protection engineering Grade 1

Steel structure engineering professional contracting level Grade 1

Foundation engineering Grade 1

Construction curtain wall engineering Grade 1

Fire fighting facilities engineering Grade 1

Waterproof and anti-corrosion insulation works Grade 1

Building mechanical and electrical installation works Grade 1

Architectural decoration and decoration engineering Grade 1

Lifting equipment installation engineering Grade1

Electronic and intelligent engineering Grade 1

Bridge engineering Grade 2

Tunnel engineering Grade 2

Road subgrade works Grade 2

Highway engineering construction general contracting Grade 2

Metallurgical engineering construction general contracting Grade 2

Metallurgical engineering construction general contracting Grade 2

Design Qualification：

Construction industry (architectural engineering) design Grade A

Construction industry (air-raid shelters) design Grade A

Construction engineering inspection Grade A

Geotechnical inspection engineering Grade A

Municipal engineering inspection Grade A

Building engineering supervision Grade A

Municipal public works supervision Grade A

Highway (bridge) engineering test Grade A

Indoor environment of building engineering test Grade A

Foundation and main structure test Grade A

Engineering survey major (geotechnical engineering) survey Grade A

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