Regarding Data migration of Item master data

Hello,

I want to migrate the data to SAP with help of DTW.

my items are managed by serial numbers. then how should i mention in the template??

Suppose if X, Y, and Z item is managed by serial number , should i write 1 , 1 , 1 in the template??

Please give me the correct advice, m unable to migrate the data for serial numbers of item master data.

Thanks in advance.

Poonam