Telecom operators in the country have grown the third generation (3G) and fourth generation (4G) base transceiver stations, BTS, to 53,460 in just five years. This was announced by the Executive Vice Chairman of Nigerian Communications Commission, NCC, Professor Umar Danbatta, while welcoming the new Permanent Secretary of the Ministry of Communications and Digital Economy, Engr. Festus Daudu, on Tuesday.