The Ministry of Transport announces a digital currency hard wallet transaction patent

A patent titled "In-vehicle transaction method and device based on hardware wallet" applied by the Road Network Monitoring and Emergency Response Center of the Ministry of Transport was published. It was applied for on August 24, 2023. The hardware wallet device in the patent includes digital currency The hardware wallet can realize that after the payee's hardware wallet receives an external deduction signal, it can directly initiate a deduction to the payer and collect the money into the wallet, thereby avoiding the ETC card contracting bank from bearing the risk of fund advance.