Aim at the fact that various kinds of digital certificates (e.g. digital contracts, digital invoices, etc.) may be fraudulent and it's difficult to verify by oneself, a common storage system for digital vouchers is established using blockchain. Based on data multi-level encryption and multi-dimensional privilege control technology, digital certificates are safely preserved and highly digitized .
Based on the unalterable technical characteristics of the blockchain, several authoritative organizations participated in the consensus to solve the problem of the credibility of the deposited data.
The privacy protection of user's certificate data is realized by using multi-level encryption mechanism and perfect authority control system.
Establish a credit system alliance and establish a win-win new ecosystem of "digital certificate +".
The trusted digital voucher system is the first consortium chain scenario solution Launched by China UnionPay, Everbright Bank and Qulian Technology.