Preparations that families need to make after the implementation of the comprehensive two-child policy. With the implementation of the comprehensive two-child policy, more and more families are beginning to plan to have another child. However, the arrival of a second child is not just a happy event. Families need to be fully prepared to create a stable growth environment for their children. The following describes the preparations that families should make from four aspects. Financial preparations: Having a second child requires a large amount of financial expenditure, and families need to make financial preparations in advance. First, it is necessary to assess household income in advance