you can add it in the APP.

1. The mobile phone is smart with Changchun software, and the return-to-work module clicks on the on-the-job certificate item.

2. On the on-the-job certificate page, click and select the application item.

3. Click OK to apply for adding Changchun on-the-job certificate immediately.

4. Enter the work certificate, personal information, residence, department of the enterprise and other information, and submit the application.

Employment certificate refers to the qualification certificate required to engage in a certain industry or post. Employment certificate is the premise of working in a company or enterprise. If there is no employment certificate, you will not be able to work at your post.