When students attend training in training institutions, they should use the electronic social security card application client to punch in the position of the training institution's teaching place before class; If it is really impossible to punch in the location due to the failure of mobile phone positioning, the training implementation institution can use the code scanning sign-in method to assist students to complete punching in the electronic social security card application client.

Vocational training vouchers are applicable to enterprises, vocational colleges, private vocational training institutions, high-skilled personnel training bases, skill master studios and other training subjects.