An online currency exchange is an Internet-based platform that … Service in any currency from around the globe by utilizing an online currency T-Rex Exchange Hà Tĩnh
https://www.instagram.com/trexcoin90/
These are exchanges that require you to deposit cryptocurrency to start trading. Usually, this means depositing bitcoin (BTC) or ether (ETH).
The main thing to know when you’re trading cryptocurrency is:
Do NOT get comfortable leaving your cryptocurrency on an exchange. Ideally you should deposit on an exchange, make your trade, and then withdrawal the coins.
If you can’t do that, at least assume that there is a good chance your account will get hacked.
A cryptocurrency exchanged called Coincheck was hacked for $500 million as recently as January 2018.
Your best option is to store your coins on a hardware wallet like the Ledger Nano X. The Nano X supports the most coins out of any of the other hardware wallets.
If you can’t buy a Nano S, Exodus wallet is a solid desktop wallet that supports a lot of coins. The main issue with Exodus is that it is not open source.
Here is a quick comparison before we go into more detail on each exchang
T-Rex Exchange 