The Premium Qualification as General Contractor of Engineering construction

The Grade A Qualification of Construction Engineering Design

The Grade I Qualification of Real Estate Development

The Grade I Qualification as General Contractor of the Construction of Road Works

The Grade I Qualification as General Contractor of the Construction of Municipal Public Works

The grade I Qualification as General Contractor of the Construction of Mechanical and Electrical Works

The Grade I Qualification of Professional Contracting of Fire Fighting Equipment Works

The Grade I Qualification of Design and Construction of Building Decoration Works

The Grade I Qualification of Design and Construction of Building Curtain Wall Works

The Grade I Qualification of Professional Contracting of Building Mechanical and Electrical Installation Works

The Grade I Qualification of Professional Contracting of Building Intelligent Works

The Grade I Qualification of Professional Contracting for Steel Structure Works

The Grade I Qualification of Professional Contracting of Lifting Equipment Installation Works

The Grade I Qualification of Professional Contracting of Ground and Foundation Works

The Grade II Qualification of Professional Contracting of Ready-Mix Concrete Works

The Grade II Qualification of Professional Contracting of Attaching and Lifting Scaffolding

The Grade II Qualification of Professional Contracting of  Pre-Stressed Works

The Grade II Qualification of Professional Contracting of Airport Field Road