Don't Suzhou civil servants need social security certificates?

Civil servants only need proof from their original work units. Specifically, you can make a brief overview of the materials and working hours that prove that you have worked, and then you need the red seal of the original company.

Civil servants, known as national civil servants, are public officials who are responsible for overall management of economic and social order and national public resources, safeguarding national laws and regulations, and fulfilling relevant obligations.