There’s no account removal option to be found anywhere on the website.
However, you can check out http://www.xforex.com/support/support-center for a huge list of contacting options, including live chats in your preferred language.
Politely ask them to close down your account, and they will happily do so.
URLS:
http://xforex.com
Please note that AccountKiller.com is not associated with the business listed on this page. AccountKiller provides easy-to-understand instructions and guides on how to cancel charges and relationships from the list of businesses on our site, we have no affiliation with these businesses.