The method to retrieve the user name of the trademark network soft certificate is as follows:

1. Click "Forgot User Name" in the login interface of the trademark network soft certificate, and enter the registered mobile phone number and verification code according to the prompt, and the system will send the user name to the mobile phone.

2. If you forget to register your mobile phone number, you can contact the customer service staff of Trademark Network to provide relevant personal information and registration materials to prove your identity and ask for help in retrieving your user name.