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partnumber (varity) get partition depand upon the qty. part number got four varity like 10, 100, 500, 1000
these varity placed in the end of part number. If my qty is 60 that 10 varity part number(fds-564-9-10) repeat 6 times, if my qty is 190 100 varity part number(fdgs-34-22-100) one time and this part number varity (fdgs-34-22-10) came 9 time to satisfy 190 qty. kindly refer my snip.