The bidding amount of the information system integration project is determined according to the specific needs and market conditions of the project. First of all, the project requirements include system scale, functional modules and technical requirements, which will directly affect the project cost. Secondly, market quotation refers to the price level of similar projects in the current market, including labor costs, technology costs, equipment costs and other factors. The bidding amount needs to comprehensively consider the project demand and market conditions to ensure the feasibility and rationality of the project.