The National Communication Commission of Taiwan (NCC) issued on January 10, 2017 the Technical Specifications for Narrowband Terminal Equipment of Mobile Broadband Business.
The specifications have adopted the narrow-band terminal equipment type approval of LTE Machine Type Communications (LTE-M1) and Narrow-Band IoT (NB-IoT). According to its properties, equipment is categorized as either Frequency Division Duplex (FDD) or Time Division Duplex (TDD).