A month. As a common means of training employees in enterprises, training aims to make employees play a greater role and should be included in the labor relations contract period. Official website of Weifang Bank shows that the training time for newcomers is one month, and the boss will pay the salary after one month. It is illegal not to pay wages. If you don't sign a labor contract, you'd better keep the evidence of working in the company or receiving company training, file an arbitration application with the labor arbitration department, and get back your labor remuneration.