毕业啦！社保“知识卡”速递给你！

Group 1 - The article emphasizes the legal obligation of employers to register and pay social insurance for their employees within 30 days of employment, as mandated by the Social Insurance Law of the People's Republic of China [3] - Social insurance consists of five types, with basic pension insurance, basic medical insurance, and unemployment insurance being jointly paid by both employers and employees, while maternity insurance and work injury insurance are fully covered by the employer [3] - During the probation period, employees are still required to pay social insurance, as the probation period is included in the labor contract duration according to the Labor Contract Law [3] Group 2 - The article clarifies that individuals cannot falsely create labor relationships to obtain social insurance eligibility, as participation in social insurance is strictly for those with a legitimate employment relationship [3] - Alternatives for individuals unable to participate in employer-sponsored social insurance include enrolling in basic pension and medical insurance for urban and rural residents, or checking the regulations for flexible employment personnel [3] - Employers must ensure timely and full payment of social insurance for their employees, with the contribution base for new employees being their starting salary, and adjustments made based on the average salary of the previous year starting from the second year [3]