The financial evaluation of engineering quantity is underestimated.

If the calculation of engineering quantity is small, the audit unit shall notify the relevant units to supplement it. According to the relevant data, the collection and arrangement of settlement evidence, especially the visa and design changes, must be signed by the employer, the supervisor and the constructor, and the source of material price must be well controlled, as well as the contents related to the construction contract and construction plan, which is also the basis of settlement.