* * Yes * *. New appliances for marriage can be used before marriage. This is mainly based on the consideration of the wedding preparation process. After buying a new electrical appliance, you can use it in advance and get familiar with it, so as to ensure that there is no problem with its quality and function, so as to avoid unnecessary trouble when you get married. However, it should be noted that the choice of new wedding supplies should consider practicality, cost performance and preferences of both parties, and it is not necessary to excessively pursue expensive and flashy things.