As a type of IoT wireless communication routers, industrial routers provide users with the function of wireless long-distance data transmission function by using wireless networks of public operators. They have been widely applied to various field of M2M throughout the IoT technology industry chain, such as smart energy, intelligent traffic, smart home systems, financial services, mobile POS terminals, supply chain management automation, industrial control automation, intelligent buildings, fire safety, public security, ecological environmental protection, meteorology, digital health, remote sensing technology for a survey, agriculture and animal husbandry, forestry, water affairs, coal mining, and petrochemical engineering.}