【Hong Kong stock cryptocurrency concept stocks strengthened again at the end】Hong Kong stock cryptocurrency concept stocks strengthened again at the end, Guotai Junan International (01788.HK) rose over 25%, New Fire Technology Holdings (01600.HK) rose over 14%, OSL Group (00863.HK), OK Blockchain (01499.HK), Huaxing Capital Holdings (01911.HK) and other individual stocks followed suit.