Can I still pay social security after applying for unemployment certificate?

Legal analysis: no. Employees-free individual industrial and commercial households who voluntarily participate in social insurance, part-time employees who do not participate in social insurance in the employing unit and other flexible employees shall apply to the social insurance agency for social insurance registration.

Legal basis: Article 15 of the Regulations on Unemployment Insurance in People's Republic of China (PRC), if an unemployed person has any of the following circumstances during the period of receiving unemployment insurance benefits, he will stop receiving unemployment insurance benefits and enjoy other unemployment insurance benefits:

(1) Re-employment;

(2) Those who should be conquered for military service;

(3) Having emigrated;

(four) enjoy the basic old-age insurance benefits;

(5) Being sentenced to fixed-term imprisonment or reeducation through labor;

(six) refusing to accept the work introduced by the department or institution designated by the local people's government without justifiable reasons;

(seven) there are other circumstances stipulated by laws and administrative regulations.