1. Telephone inquiry: You can call relevant departments or institutions to inquire whether the red-headed document inquiry service for professional titles is provided. Will ask for relevant information for inquiry, such as name, title, etc.
2. Window inquiry: If you are in the location of the relevant institution, you can personally go to the window of the relevant institution for consultation, and ask the staff to inquire about the red-headed documents of professional titles. Will guide you how to fill in the inquiry application form or provide the required information.