Invest 4 BTC or more: receive 25% bonus
Invest 10 BTC or more: receive 30% bonus
Invest 20 BTC or more: receive 35% bonus
Invest 50 BTC or more: receive 50% bonus
Is this bonus withdrawable?
The bonus is in the form of extra tokens which will be distributed at the same time as all the other tokens from the ICO.
What you do with the tokens after you receive them is up to you