具有动态实现的持续性活动总和。合同签订以后，社会资本方履行合同义务的同

The sum of continuous activities with dynamic realization. After the contract is signed, while the social capital party fulfills its contractual obligations, the public's public service needs are met, so the payment and receipt of public services are completed at the same time. Second, from the point of view of the object, the object of the contract object of the PPP project not only has the financial, monetary and other physical forms of the object, but also has a relatively virtual form, that is, public service. The object of PPP project contract is very special and has the nature of public welfare

The sum of persistent activities with dynamic implementations. After the signing of the contract, the social capital party to fulfill the contract obligations at the same time, the public service demand of the public has been satisfied, so the payment and receiving of public services is completed at the same time. Second, from the object point of view, PPP project contract object points to the object not only with the general contract object has the same financial, money and other material forms of the object, but also has a relatively virtual form, that is, public service. PPP project contract object nature is relatively special, with public welfare nature

The sum of continuous activities with dynamic implementation. After the contract is signed, the social capital side fulfills the contractual obligations, and the public's demand for public services is met. Therefore, the payment and acceptance of public services are completed at the same time. Second, from the object point of view, the object of PPP project contract not only has the object of financial, money and other material forms, but also has a relatively virtual form, namely public service. PPP project contract object nature is more special, has the public welfare nature<br>