According to the amendment, Certification and Accreditation Administration of the P.R.C (CNAC) revised the two annexes under the Implementing Rules on Certification of Organic Products, namely "Numbering Rules of Organic Product Certification Certificate" and "Coding Rules of National Organic Product Certification Mark ". The amendment came into force on the date of promulgation, but the "Coding Rules of National Organic Product Certification Mark " has a 17 months grace period which will end on December 31, 2022.