On April 25, 2022, the United States Food Safety and Inspection Administration (FSIS) issued notice No. 22-22, from May 16, 2022, the export food certificate issued by FSIS with digital signature will no longer be printed on security paper, enterprises can use white printing paper to print the certificate, if there is no printing equipment or certificate system authorization,  certificates might be printed on plain paper with the assistance of an FSIS officer.  FSIS may continue to use hand stickers or print on security paper if the food importing country still have requirements.  The certificate system can verify the authenticity of certificates.