The upgraded KCS experience brings trading efficiency, rewards, payment benefits and ecosystem privileges into one unified user journey. PROVIDENCIALES, Turks and Caicos Islands, June 19, 2026 /PRNewswire/ — KuCoin, a leading global crypto platform built on trust, today announced the upgraded KCS experience, marking the opening chapter of KuCoin’s ninth anniversary journey and a new step in the evolution of KCS from a platform utility token into…