the quin was unable to do match and imagine that this problem they are unable to solve, i think i lost my fund
Have you seen this? He said you need to provide a sign message to change your registered email address on the site. Click the link he provided for a tutorial. Which Bitcoin wallet are you using btw?
There is. You can send me a Bitcoin signed message from the Bitcoin address in the profile (default withdrawal address) requesting the email change.
How to sign a message?!