Negative trading fees, 35% referral bonus, leveraged futures contract exclusively on the BitXmi Exchange. Singapore Crypto Exchange BitXmi has prepared exclusive bonuses for both new traders and those already registered on the exchange. For the first time in the crypto space, the exchange will pay trading commissions to traders, and not vice versa, for a whole month, and the referral link bonus will be as much as 35%. Read more about all April promotions below.