Legal analysis: No need. When the company has just started and there is only one legal person, it is not necessary to pay social security, and new employees do not have to pay social security before joining the company.

Legal basis: Article 10 of the Social Insurance Law of People's Republic of China (PRC) stipulates that individual industrial and commercial households without employees, part-time employees who have not participated in the basic old-age insurance in the employing unit and other flexible employees may participate in the basic old-age insurance, and individuals shall pay the basic old-age insurance premium.