Before importing the opening balance, for serial number item, ITEM SERIAL column is compulsory. All the serialized number need to be key in and separated by comma.
...
When the file is ready, continue to import opening stock. You can refer to https://wavelet.atlassian.net/wiki/display/WMS/Importing+Opening+Stock?src=contextnavpagetreemodeupload GRN create new item
Serial number concatenate.ods (16.9 kB) 
how to sort the serialized number.png (31580.6 8 kB) 0420
