Movement of goods from one godown to another godown in the same state can be done based on the delivery challan. If both are in different states then tax invoice.
The value of goods to be declared in the delviery challan is the transaction value of goods, it can be the same value at which you procured. If manuactured, then cost+10% can be the value. No need to indicate the GST amount in case of delivery challan.
E-way bill is required to be generated if the value of goods is more than 50,000. There is no exemption from E-way bill for movement of goods between two godowns, based on the number of KM.
The said exemption is allowed only in case of movement of goods to the transporter place or to the weighing bridges which has ess than 50KM distance.
The serial number of delivery challan can be different from the series maintained for job-work purpose.