1. Materials that must be prepared in advance: enterprise business license, organization code certificate, tax registration certificate, bank account opening permit, legal representative ID card.

2. Register the company's social insurance in official website, the municipal social insurance fund management center, and print the pre-registration documents generated by the social security official website. After online registration in some areas, you need to make an appointment at the social security center.

3. Prepare the original and photocopy of the business license, the original and photocopy of the bank account opening license, the photocopy of the ID card of the legal representative, the official seal of the unit and the corporate seal. In addition, in some areas, in order to allow enterprises to pay social security fees by bank transfer instead of cash, enterprises will be required to go to the bank to handle the social security fee withholding agreement/letter of intent before opening social security accounts. When opening an account, you must prepare the original and copy of this document.