What are the side chains of a balanced chain?

It is an integral part of the technical infrastructure and information service system of complaint source management based on blockchain technology led by china electronic chamber of commerce Blockchain Committee.

Side chain refers to the blockchain network that is interrelated with the main chain but relatively independent. In blockchain technology, the main chain refers to the basic chain with high security and decentralized characteristics, and the side chain is a chain built outside the main chain, and different functions and rules can be designed according to specific needs.