If you need to submit a ticket to Gate.io, you can do so by visiting their Zendesk page at https://www.gate.io/zendesk. On this page, you will find a link to "Submit a Request" which will take you to a form where you can submit your ticket. You will need to provide your email address, a subject line, and a description of your issue before submitting. After submitting your ticket, you will receive an email confirming that your ticket has been received and you can expect to receive a response within 24 hours.