Kunshan administration for industry and commerce. The annual report of the self-employed usually involves the information of industrial and commercial registration, and you can consult the local industrial and commercial bureau. They will guide you where to go for the annual report.
Local taxation bureau. Tax information may be involved in the annual report of the self-employed, so the local taxation bureau is also an institution that can consult. They can provide tax returns, tax situation and other information to guide you how to handle the annual report of self-employed households.