The main contents of the engineering cost consulting services include: the feasibility appraisal of the construction projects, investment appraisal, the formation and auditing of the post project evaluation report; the formation and auditing of the project budgetary estimate, budget and settling account report; the formation and auditing of the tender base and tender offer at the engineering construction stage; the formation and auditing of bill of quantities; the adjustment of the construction contract price and the compensation calculation; the appraisal of the economic dispute; the cost monitoring of the whole engineering project process; the cost information services, etc.