Product trademark and packaging trademark are not a category. According to national requirements, trademarks need to be used in any category of application.
If you don't register for use, there are risks. In case someone else applies, there may be infringement, so be careful when using it.
The sixteenth category mainly includes paper and paperboard and its products and office supplies.
This category includes, in particular:
1, paper cutter;
2. mimeograph;
3. Plastic paper, plastic bags and plastic bags for packaging;
4. Paper tablecloths and napkins.