MeiG Smart Technology Keep up with Cat.1 Trend: MeiG Smart Launches Several New Cat.1 Modules In 2020, “Cat.1” suddenly appeared and trended in the Internet of Things industry. With the accelerated withdrawal of 2G/3G, Cat.1 filled the market demand of low-and medium-speed Internet of Things u... 4G/LTE Cat.1 Sep 16, 2021