When filling in the trademark registration number and application number in Kuaishou, you can proceed as follows:

The trademark registration number usually refers to the trademark obtained after it is officially registered with the trademark registration agency unique identification number. The application number refers to the unique identification number obtained when a trademark is submitted for registration. Please note that the specific filling methods may vary depending on the requirements of countries, regions and trademark registration agencies.

Generally speaking, the trademark registration number and application number need to be filled in in a specific format. The following are some common formats:

Trademark registration number format: [Country/Region Code]-[Number], for example: CN-1234567. Among them, CN represents China's trademark registration number, and 1234567 is the specific number.

Application number format: [country/region code]-[number], for example: CN-9876543. Among them, CN represents China’s trademark application number, and 9876543 is the specific number. The application number is usually a unique identification number assigned by the trademark registration agency after a trademark registration application is submitted.

Please note that the above format is only an example, and the actual filling must be completed according to the requirements of the specific trademark registration agency. It is recommended that you refer to the relevant guides, forms or consult the trademark registration agency when filling in the trademark registration number and application number to ensure accurate filling.

I hope the above information is helpful to you. If you have any other questions, please feel free to ask.

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