Social Security Administration.

For secondary reimbursement of serious illness in Nanjing, you should check with the Nanjing Social Security Bureau. The Social Security Bureau, also known as the Social Insurance Fund Management Bureau, is an administrative agency under the Municipal Human Resources and Social Security Bureau. It is responsible for the collection and management of the city’s social insurance funds, and formulates the city’s pension plan.

Insurance, medical insurance, work-related injury insurance, unemployment insurance, children's medical insurance, maternity insurance, housing provident funds for enterprise employees, employee subsidy funds for government agencies and institutions, and overall medical work plans and annual plans for family members shall be organized and implemented after approval.