Blockchain (or block chain) is a concatenated text record that connects and protects content by cryptography. Each block contains the encrypted hash of the previous block, the corresponding timestamp, and transaction data. This design makes the content of the block difficult to tamper with characteristic.

Nowadays, the traditional industry combines the technology of the Internet of Things, towards the innovation of Industry 4.0 and the development of intelligent manufacturing.

The traditional manufacturing industry is facing a time when the smart transformation is needed. Through the introduction of intelligent production technology, new industrial development is started.

According to each exhibition of EMO Hannover, it can be observed that smart production will be the future of the industry, and smart manufacturing will drive the improvement of industrial technology and effectiveness, which will be another turning point for industrial development.