Bitcoin News Media February 13, 2020 OKEx BTCUSD Options Registers Trading Volume of USD175.6M Volume in its Very First Month OKEx BTCUSD Options Registers Trading Volume of USD175.6M Volume in its Very First Month OKEx BTCUSD Options Registers Trading Volume of USD175.6M Volume in its Very First Month ⋆ Crypto New Media Home 2020 February 13 News OKEx BTCUSD Options Registers Trading Volume of USD175.6M Volume in its Very First Month Published at Thu, 13 Feb 2020 15:52:23 +0000