The application of blockchain in the Internet of Things can mainly solve the following problems: solving security risks and protecting users' privacy; Reduce the operating cost of the Internet of Things.

In fact, there are many specific applications, but they are all under development and research and development. It can be said that the technology of blockchain is still immature. Among many enterprises, Tang Ying Zhongchuang has developed and applied many blockchain technologies, which has a certain impact on the future development of the Internet of Things.