What should companies do when they start to do hr?

Employees who change companies need to apply for social security transfer. HR needs to provide proof of termination of labor contract and personnel reduction form. Employees themselves also need to hand over their ID cards and pension insurance manuals to the new company. HR, the new company, can handle the social security transfer with the above materials and the labor contract signed with the new company.

Just change the medical insurance book and go to the medical insurance center, and also take the above materials.