Okcoin is a big chinese exchange. You can trade their Bitcoin and Litecoin futures on 10x or 20x. Futures are financial contracts obligatins the buyer to purchase an amount of bitcoin or the seller to sell an amount of bitcoin at a predetermined future date and price. There is weely, biweekly and quaterly contracts avaible on Okcoin, they close on settlement.
Suscribe here to trade at okcasino!