(Telecompaper) Hong Kong's Office of the Communications Authority (OFCA) has announced that a total of 200 MHz of spectrum in the 3.5 GHz band was successfully auctioned off to four mobile network operators. The total spectrum utilization fees (SUFs) amount to HKD 1.006 billion. China Mobile Hong Kong (CMHK), Hong Kong Telecommunications (HKT), Hutchison Telephone Company Limited (HTCL) and SmarTone Mobile Communications took part in the 3.5 GHz band auction.