At the recent China Telecom IoT Conference, Chen Xiaotian, general manager of China Unicom's IoT business unit and president of the Institute of Internet of Things, revealed that by May this year, China Unicom’s NB-IoT base station will have a total capacity of more than 300,000. To achieve national coverage, it is worth noting that in the third quarter of 2017, China Unicom has completed the construction of the NB-IoT core network. Up to now, China Telecom has announced the completion of a wide range of commercial NB-IoT networks, upgrading the number of base stations. Up to 310,000.