state authentication for use in china:

State Document Authentication for Use in China Before Consulate Authentication

Step by Step Instructions , 06-09-2020

How to Authenticate Document by Secretary of State? Note: Some states will require certification of the notary seal by a County Clerk first (see sample). Please check with your state's requirements if County certification is needed.  The Secretary of State Office must certify the notary seal or the certified copy of your document by adding a statement page with a state seal. Federal documents and documents issued in states under the jurisdiction of the Chinese Embassy in DC will require auth……