As the National Broadcasting and Telecommunications Commission (NBTC) announced the Notification in the matter of Re: Criteria and Procedure for Spectrum Licensing for International Mobile Telecommunications Service for Four bands; 700 MHz, 1800 MHz, 2600 MHz and 26 GHz and inviting persons to participate in the auctions on 4th February 2020.【อ่านข้อความเต็ม】