Article 16 of the Measures for the Administration of Veterinary Drug Labels and Instructions stipulates that the contents of veterinary drug labels and instructions shall not exceed or delete the specified items; No unauthorized patents, veterinary drug GMP, trademarks and other marks may be printed.

Article 18 of the Measures for the Administration of Labels and Instructions for Veterinary Drugs stipulates that those who obtain the GMP certificate for veterinary drugs must correctly use the GMP mark for veterinary drugs in accordance with the relevant provisions on the use of the GMP mark for veterinary drugs.

The Detailed Rules for the Preparation of Labels and Instructions for Veterinary Drugs stipulates that those who have obtained GMP certification can be marked on the labels. . . .

It can be seen from the above three items that the act of marking the GMP certification number that has obtained GMP certification is voluntary, not compulsory.

The above viewpoints are for your reference.