1.准确理解索赔概念是进行成功索赔的基础（1）索赔的概念索赔是在工程合同履行过程中，当事人一方由于另一方未履行合同所规定的义务而遭受损失时，向其提出赔偿要求的行为。从实质意义上讲，索赔应是双向的，既有承包商向业主提出的索赔，又有业主对承包商的反索赔。但在实施 1. Accurate understanding of the concept of a claim is the basis for a successful claim (1) The concept of a claim is based on the claim that a party to a claim for damages suffered in the performance of a contract of a contract, due to the other party’s failure to perform its contractual obligations behavior. In essence, the claim should be two-way, with both the claim from the contractor to the owner and the owner’s claim against the contractor. But in the implementation