Not sure why you didn't create this topic in the scam accusations board.

After reading through the different reviews, I would also advise people to avoid using Bitmart exchange
Someone created a Twitter account dedicated to exposing the scam exchange - twitter.com/bitmartscam

The negative reviews on trust pilot show that OP is not the only victim - https://www.trustpilot.com/review/www.bitmart.com?stars=1