When the Customs cannot inspect and release an enterprise’s goods in time due to inability to determine the HS classification or value of the goods or other clearance conditions because the enterprise temporarily cannot present certain documents (excluding import/export licenses) or other information. In this case, an enterprise enjoying convenient clearance measures may firstly handle inspection and release formalities by providing certain guarantee acceptable to the Customs and afterwards should submit additional documents or information, make up for the deficiency of tax or for other formalities within prescribed time limit.