Why not use well known exchanges? If you continue to use not well known exchanges for your money, know that you might be scammed again.

I am very sorry for your loss but you needs to be very careful and use reputable exchanges instead.

Privacy exchanges: https://kycnot.me
Centralized exchanges: https://www.coingecko.com/en/exchanges
Derivative exchanges: https://www.coingecko.com/en/exchanges/derivatives
Exchanges to connect to wallet: https://www.coingecko.com/en/exchanges/decentralized