Concepts related to project management, budget estimate, quota, calculation and statistics of engineering quantity in communication engineering budgeting, basic methods and skills related to common types of budgeting in communication construction engineering, calculation and statistics of engineering quantity in construction engineering, query and application of quota, compilation of budget table of communication engineering and use of budget software for communication engineering.

Project cost refers to the project price. That is to say, in order to complete a project, the estimated price or actual price of the construction and installation project and the total price of the construction project formed in the land market, equipment market, technical labor market, contracting yard and other trading activities. Usually, the second meaning of the project cost is only recognized as the project contract price.

Engineering budget refers to a technical and economic document that pre-calculates and determines the total cost of a construction project according to the specific contents of the design documents at different design stages and related quotas, indicators and charging standards.