Numbering
Numbering NM-6 (6 digits)
Seven Action of repeating : 0, 1 ,2, 3, 4, 6, 12..
Numbering NM-7 (7 digits)
Five Action of repeating : 0, 1 ,2, 3, 6..
Numbering NM-100 (6 digits)
Seven Action of repeating : 0, 1 ,2, 3, 4, 6, 12..
Numbering NM-101 (7 digits)
Seven Action of repeating : 0, 1 ,2, 3, 4, 6, 12..