With the maturity of my country’s 5G communication technology, it has gradually begun to be put into commercial use, providing a great opportunity for the development of the Internet of Things industry. The implementation of the Internet of Things technology has great requirements on the network environment, and 5G technology is meeting its needs, thus accelerating the pace of the development of the Internet of Things industry. The Internet of Things technology has been applied in intelligent, automated industrial control, smart home, smart campus, smart medical care and environmental monitoring.