KuCoin announced before about their plan to developed a derivatives trading platform, KuMEX and after months of announcing it, they now launched their KuMEX that promises up to 20x leverage and offers Bitcoin Perpetual Contract (XBTUSDM). They are also offering rebates, negative fees for Makers and also a Trading competition with a reward of 10,000 KCS.
https://finance.yahoo.com/news/kucoin-launches-derivatives-trading-platform-144712208.html