[OKX to Launch ARXUSD and UBUSD Perpetual Contracts] Odaily Planet Daily News - According to an OKX announcement, OKX will officially launch ARXUSD and UBUSD linear perpetual contracts (X-Perp) on the web, app, and API platforms. Among them, the ARXUSD perpetual contract will open for trading at 14:30 Beijing time on June 24, and the UBUSD perpetual contract will open for trading at 14:45 Beijing time on June 24.