1. Log in to the official website of the Trademark Office and click "Trademark Query".

2. Enter the trademark-related information on the query page, such as trademark registration number, trademark applicant, etc., and click "Query".

3. On the query results page, you can see the detailed information of the trademark, including trademark drawing, application date, application number, etc.

4. Click the "Trademark Download" or "Trademark File Download" link to obtain the electronic trademark certificate download code for the trademark.