You can apply for a trainee lawyer's license at any time. If the materials are complete, you can apply in a month.
A lawyer's internship certificate, that is, an application for a lawyer's internship certificate, is a certificate to prove the identity of a trainee lawyer. According to the relevant laws and regulations, the holder of this certificate may not handle the lawyer's business alone. This certificate is only used to prove the identity of the trainee lawyer and may not be mortgaged, leased, lent or transferred.