What are the main methods of preparing the unit project budget?

Unit project budget including construction budget and equipment installation budget? Unit project budget should be based on the construction plan design documents? Budget quota (or comprehensive unit price) and labor? Materials and construction machinery bench and other price information for the preparation?

The main methods of preparation are unit price method and physical quantity method? (1) unit price method? Unit price method is divided into fixed unit price method and bill of quantities unit price method?1)Fixed unit price method refers to the use of pre-prepared unit valuation table of sub-projects to prepare the construction budget method?2)Bill of quantities unit price method refers to the number of works provided according to the bidders in accordance with the unified rules for calculating the amount of works