HLChain is a distributed network that uses blockchain technology and Digital identity to digitize health care data assets, and uses smart contracts to automate the management of digital assets to achieve "smart economy" and build a global health care industry vertical application public chain.The Healthy Life Chain platform is a digital encryption token developed using HL Token as a medium, based on blockchain and smart contract technology, targeting different consumption scenarios and community incentive mechanisms. HL Token can purchase any service and data transaction on the Healthy Life Chain platform. The Healthy Life Chain allocates a certain amount of storage space for free to each user of the platform for the storage of full lifecycle data. If the storage space exceeds the free quota, users are required to pay a certain proportion of the HL Token....