You can purchase LEO-TOKEN from these places
Go to Uniswap
Uniswap is a secure platform that makes it easy to buy, sell, and store cryptocurrency like Bitcoin, Ethereum, Stellar Lumens and more.
Go to Bitfinex
The largest and most advanced cryptocurrencies exchange
Go to HitBTC
The most advanced cryptocurrency exchange to buy and sell Bitcoin, Ethereum, Litecoin, Monero, ZCash, DigitalNote, Ardor.
Go to OkEx