The qualifications of construction industry enterprises mainly include the following aspects:

General construction contracting qualifications: This type of qualification is divided into multiple categories based on the nature and technical characteristics of the project. Each category is usually divided into several levels, such as special level, first level, second level, and third level. Specific categories include housing construction engineering, highway engineering, railway engineering, port and waterway engineering, water conservancy and hydropower engineering, electric power engineering, mining engineering, metallurgical engineering, petrochemical engineering, municipal public engineering, communication engineering, mechanical and electrical engineering, etc.

Professional contracting qualifications: These qualifications cover a wider range of professions, with a total of 60 professional categories. These categories include but are not limited to foundation engineering, lifting equipment installation engineering, ready-mixed concrete, electronic and intelligent engineering, fire protection facility engineering, building decoration and decoration engineering, building curtain wall engineering, prestressed engineering, steel structure engineering, and high-rise structures Engineering, elevator installation engineering, attached lifting scaffolding, metal door and window engineering, prestressed engineering, lifting equipment installation engineering, electromechanical equipment installation engineering, blasting and demolition engineering, building intelligence engineering, environmental protection engineering, telecommunications engineering, bridge engineering, tunnel engineering , highway pavement engineering, highway subgrade engineering, highway traffic engineering, railway electrical engineering, railway track laying and beam engineering, railway electrification engineering, airport road engineering, airport visual navigation aid engineering, hydraulic dam engineering, hydraulic tunnel engineering, Thermal power equipment installation engineering, power transmission and transformation engineering, nuclear engineering, furnace engineering, pipeline engineering, urban and road lighting engineering, sports venue facility engineering, special professional engineering, etc.

Construction labor qualifications: This series of qualifications mainly involves qualification certificates for labor subcontracting operations, regardless of category or level.

Safety Production License: This is a certificate that construction companies must obtain to ensure normal construction activities.

In addition, there are other relevant qualifications, such as engineering survey qualifications