Eway Bill (Import)

Hi Experts
we import 5 containers on single BOE and 4 containers has been sold from the port directly now what is the eway bill procedure to receive ONE container in our factory (E-way bill to be raise on BOE or on delivery Challan Or any other option) if we raise on BOE than the BOE value to be differ from Eway Bill value bcz 4 containers already sold