公开(公告)号：US20210182518A1

公开(公告)日：2021-06-17

申请号：US17037630

申请日：2020-09-29

Applicant: GUANGDONG UNIVERSITY OF TECHNOLOGY

Inventor： Jiewu LENG ,  Man ZHOU ,  Qiang LIU ,  Longzhang LI ,  Jianbo JING ,  Shide YE ,  Zhangyi WANG

IPC: G06K7/14 ,  G06F16/955 ,  G06F16/953 ,  G06F21/60 ,  G06K19/06

Abstract: A product anti-counterfeiting method based on a material signature blockchain. The method includes chaining of signature information and product information, QR code generation, query of on-chain information, and offline inspection. Also disclosed is an anti-counterfeiting system of the product anti-counterfeiting method based on a material signature blockchain. The system includes a product material signature module, a module of chaining signature information and product information, a module of generating a QR code, a module of querying on-chain information, and an offline inspecting module. The present invention proposes a product anti-counterfeiting method and a system based on a material signature blockchain according to the above content, which uses the material signature technology to solve the problem of the authenticity of the off-chain product.

公开(公告)号：US20210326974A1

公开(公告)日：2021-10-21

申请号：US17134366

申请日：2020-12-26

Applicant: GUANGDONG UNIVERSITY OF TECHNOLOGY

Inventor： Jiewu LENG ,  Man ZHOU ,  Yuxuan XIAO ,  Longzhang LI ,  Qiang LIU ,  Haochi PAN ,  Zihan LI ,  Zhangyi WANG ,  Jingyi CAI ,  Shuer LIN

IPC: G06Q30/08 ,  G06F30/20 ,  H04L9/08 ,  H04L9/06

Abstract: The disclosure relates to a blockchain-based outsourcing processing method, including the steps of: transmitting, by a demander, product demand information to a network data server to form a demand order, and transmitting, by a supplier, self-processing capability information to the network data server; performing, by the network data server, matching according to the demand information and the processing capability information, and transmitting the demand order to the supplier; selecting, by the supplier, the demand order to quote; confirming, by the two parties, quotation, establishing transaction and generating a smart contract, and writing the smart contract into a blockchain for storage; and after completing goods delivery, automatically executing account transfer according to the smart contract to complete outsourcing processing transaction.