Xiaole: 4403062011029182x Xiaoming: 44030620110205/kloc-0. Why write 0205?

The resident ID card number is compiled according to national standards, and consists of 18 digits: the first 6 digits are administrative division codes, the 7th to 4th digits are birth date codes, the digits from 15 to 17 are sequential codes, and the digits from 18 are check codes. As the tail number, the check code is calculated by the numbering unit according to a unified formula. If someone's suffix is 0-9, there will be no X, but if the suffix is 10, then it must be replaced by X, because if 10 is used as the suffix, then this person's ID card will become 19 digits, while 19 digits. X is the Roman numeral 10. Replacing 10 with X can ensure that the citizen ID card meets the national standards.