A continuous glucose monitoring system and a monitoring terminal are provided, wherein the monitoring system comprises a monitoring terminal and a mobile terminal； wherein the monitoring terminal includes a portable host and probe assembly which is assembled to the host； the mobile terminal includes a second data communication unit and a User interface； the probe assembly includes two glucolase micro electrode needles, a micro processor, and two electrode terminals； the host includes a signal sampling unit, a signal processing unit, a data storage unit, and a first data communication unit. By using the portable host equipped with the probe assembly to carry out the sampling of the blood glucose data, and sending the detection data continuously to the mobile terminal to continuously monitor the blood glucose, the collection and analysis of the blood glucose data is facilitated, thereby providing a reliable basis for the diabetes treatment.
