CannaChain is the world's first public chain in the field of Medical cannabis, and it is a real public chain that can create profits by binding with physical assets. CannaChain is committed to solving the problems of payment, traceability and financing of Medical cannabis ecology, realizing safe payment, data link, asset link and asset authentication, establishing a distributed, point-to-point Web of trust for the marijuana ecology, realizing communication, transaction, right confirmation, traceability, supervision and other behaviors, and creating a perfect legal Medical cannabis closed-loop ecosystem.Technically, CanaChain adopts Polkadot's heterogeneous multi chain system, consisting of multiple heterogeneous blockchains and cross chain components. CannaChain will use Substrate as the underlying development framework, using Aura+Grandpa hybrid consensus, which can support more than 1000 consensus nodes, a block out time of 1-2 seconds, and a final deterministic delay of less than 10 seconds. The TPS can reach over 5000....