The nurse in charge needs credits to continue. At present, the nurse in charge is required to have a total score of at least 25 points per year and a national Class I credit of at least 3 points. The total first-class credits are not less than 10, and the second-class credits are not less than 15, among which the municipal second-class credits are not less than 10, and the in-hospital credits are not more than 3. The regulations of different provinces are different, with slight differences.