文章以高速公路融资实践中推出的“工程保”融资模式为线索,介绍了“工程保”的融资机理、适用范围和前提,以及高速公路“工程保”的业务流程与应用。文章认为“工程保”既是一种金融产品和融资平台创新,更是有效解决当前高速公路建设项目融资的一剂良药,对扩宽高速公路建设融资视野具有一定的参考意义。 This paper introduces the financing mechanism, applicable scope and precondition of “engineering security ” and the business process of freeway “engineering security ” with the financing mode of “engineering security ” introduced in the practice of expressway financing. application. The article holds that “engineering security ” is not only a financial product and financing platform innovation, but also an effective solution to the current highway construction project financing a good medicine, to broaden the highway construction financing perspective has some reference value.