Strictly speaking, the process of land consolidation project is similar to other construction projects, so the budget work in each stage is basically similar: investment estimation is needed in the project proposal and feasibility study stage, design estimation is needed in the preliminary design stage, and detailed construction drawing budget is needed on this basis. The most detailed of these three stages is the construction drawing budget, and sometimes even three steps are combined into one step. The budget during this period is generally given by the owner or the planning and design unit entrusted by him (generally qualified) together with the feasibility study summary, planning and design and various drawings; After that, there will be superior supervisors and financial audit departments to do investment budget audit; In the bidding stage, the owner or the cost consulting agency entrusted by him needs to prepare the bidding control price or pre-tender estimate document; The bidding enterprise shall prepare the bidding documents that meet the requirements of the bidding documents, including the bidding budget; After the contract settlement price, construction budget, completion settlement and other projects, there should be a budget audit link of the audit department in the later stage. In all the links related to the budget, the parties can entrust them to intermediaries with relevant qualifications.