1) Search directly through the trademark registration certificate issued by the Trademark Office. There is a number in the upper right corner of the trademark registration certificate. This number is the trademark application number and registration number.

2) Search through the China Trademark Office, login address: a href="/RvCH2ZR"gt;O web link.

3) You can go directly to the Trademark Office to submit a trademark search application, pay the trademark search fee and conduct the search

4) You can also entrust a regular trademark agency registered with the National Trademark Office to register the trademark. No. query. At the same time, pay the corresponding inquiry fee.