Can you fill in the missing figures on Chen Ming's ID card? (1) The missing number is _ _ _ _ _. (2) What other information did you find?

(1) What this ID card lacks is 9- 14 digits, which is Chen Ming's date of birth. These numbers are 781001;

So this ID card is: 42112119781001549x;

(2) The number 17 of this ID card is 9, which is an odd number, indicating that Chen Ming is a man;

So the answer is: 78 100 1.